How to solve 2m - 3 = 13

Answers

Answer 1

Answer:

m=8

Step-by-step explanation:

Answer 2

Answer: m=8

Step-by-step explanation:

2m-3=13

Add 3 to -3 and 13 to cancel the number without a variable

-3+3=0 13+3=16

2m=16

Divide 2 on each side

2/2=0 16/2=8

M=8


Related Questions

solve the equation x-2/3=-3

Answers

Answer:

x= -7/3

Step-by-step explanation:

Answer:

- 2 1/3

Step-by-step explanation:

Step 1:

x - 2/3 = - 3

Step 2:

x = - 3 + 2/3

Answer:

x = - 2 1/3

Hope This Helps :)

-1/6 times -4/7 in fraction form please!! <3

Answers

This is 2/21. You can simplify the 4 in -4/7 to 2 and the 6 in -1/6 to 3. So it would now be -2/7 times -1/3. A negative times a negative is a positive, so the answer will be positive. 1 times 2 is 2 and 7 times 3 is 21. 2/21

describe an infinite solution

Answers

Infinite solution is when there is exactly one solution no solution is where there isn’t an answer to the equation or it don’t make sense

Answer: The first is when we have what is called infinite solutions. This happens when all numbers are solutions. The equation 2x + 3 = x + x + 3 is an example of an equation that has an infinite number of solutions. ...

What is the opposite of 8.4

Answers

Answer:

-8.4

Step-by-step explanation:

Because if you want to find the opposite of a number then you find that same number on the other side on the number line for example, -4.5 you would go on the other side and you would get positive 4.5

Answer:

If you're refering to the additive inverse then it's, -8.4

Step-by-step explanation:

To get an additive inverse or more so an opposite, you simply add the negative to the original for 0.

Example: 8.4 + -8.4 = 0

Using the graph below which coordinates locate the reflection of point R over the given line?

Answers

Answer:

  (-4, 0)

Step-by-step explanation:

You can plot the points and choose the one that looks like it's in the right place for a reflection across the line. The line of reflection will be the perpendicular bisector of the segment between R and its image.

In the attached plot, we see that the third choice (point C) is the desired image of R.

Find the distance between the points (5, 3) and (7,6).

Answers

Answer:

[tex]d = \sqrt{13}[/tex]

Step-by-step explanation:

Use the Distance Formula to help you determine the distance between the two following points:

-Distance Formula:

[tex]d = \sqrt{(x_{2} - x_{1})^2 + ( y_{2} - y_{1})^2}[/tex]

(where [tex](x_{1}, y_{1})[/tex] represents the first point and [tex](x_{2}, y_{2})[/tex] represents the second point)

-Apply the two following points onto that equation:

[tex]d = \sqrt{(7 - 5)^2 + (6 - 3)^2}[/tex]

[tex](x_{1}, y_{1}) = (5, 3)[/tex]

[tex](x_{2}, y_{2}) = (7, 6)[/tex]

-Solve the equation:

[tex]d = \sqrt{(7 - 5)^2 + (6 - 3)^2}[/tex]

[tex]d = \sqrt{2^2 + 3^2}[/tex]

[tex]d = \sqrt{4 + 9}[/tex]

[tex]d = \sqrt{13}[/tex]

So therefore, the distance is [tex]\sqrt{13}[/tex].

Which expression is equivalent to this polynomial expression?
(8x2y2 – 9x2y + 9y) – (6x2y – xy2 + 4y)

Answers

Answer: 8x2y2−15x2y+xy2+5y

Step-by-step explanation: option B or D i cant really see the screen, sorry

please help me out, algebra 2 question #9

Answers

Answer :

Perimeter of rectangle = 26

Length is 7 less than 9 times the width.

We have to find the width of rectangle[tex].[/tex]

_________________________________

Let, width of rectangle be x therefore length of rectangle will be (9x - 7)

We know that, perimeter of rectangle is given by

perimeter = 2 (length + width)

⇒ perimeter = 2 (l + b)

⇒ 26 = 2 [(9x - 7) + x]

⇒ 13 = x + 9x - 7

⇒ 20 = 10x

x = 2 (width)

Cheers!

Step-by-step explanation:

Let breadth be x

As it is given that, the Length is 7 less than 9 times :

Therefore, Length will be 9x - 7

Perimeter of reactangle = 26

➳ 2 ( Length + Breadth) = 26

➳ 9x - 7 + x = 26/2

➳ 10x = 13 + 7

➳ 10x = 20

x = 2

Therefore,

Breadth = x = 2

Length = 9x - 7 = 9(2) - 7 = 11

8 x 10^4 is how many times as large as 4 x 10^-5

Answers

Answer:

2 x 10^9

Step-by-step explanation:

There 8 × 10⁴ would be 10⁹ times as large as 4 × 10⁻⁵ which is determined by the division operation.

What is the division operation?

In mathematics, divides left-hand operands into right-hand operands in the division operation. The primary purpose of the division is to generate equal groupings or to determine how many people are in each category after a fair distribution.

For example 4/2 = 2

We have to determine 8 × 10⁴ is how many times as large as 4 × 10⁻⁵

Apply the division operation to get

⇒ 8 × 10⁴ ÷  4 × 10⁻⁵

⇒ (8 × 10⁴) /  (4 × 10⁻⁵)

Reduce the term of the numerator

⇒ ( 10⁴) / (10⁻⁵)

⇒ ( 10⁴) × (10⁵)

⇒ ( 10⁴⁺⁵)

⇒ 10⁹

Hence, there 8 × 10⁴ would be 10⁹ times as large as 4 × 10⁻⁵ which is determined by the division operation.

To learn more about the division operation click here :

brainly.com/question/25870256

#SPJ2

a cookie recipe calls for 2/3 cup of brown sugar. sarah is making 1/4 of the recipe. how much brown sugar will she need

Answers

Answer:

She will need 1/6 of a cup of sugar to make 1/4 of the recipe.

Step-by-step explanation:

Write and solve an equation of ratios. On the left side we have the ratio of the fraction of the recipe and on the right that of the amount of sugar in each case:

1 recipe      2/3 cup

------------- = -------------

1/4 recipe         x

Cross multiplying gives us:

1x = (1/4)(2/3), or

x =2/12 or 1/6

She will need 1/6 of a up of sugar to make 1/4 of the recipe.

Write an expression for 4 more than -5x

Answers

Answer:

- 5x + 4

Step-by-step explanation:

Step 1:

- 5x

Step 2:

- 5x + 4

Answer"

- 5x + 4

Hope This Helps :)

You pick one card from a standard deck of 52 cards. What is the probability that the card will be a two?

Answers

Answer:

4 out of 52 or simplified 2 out of 26

Step-by-step explanation:

There are 4 suites of cards, spades, hearts, clubs, diamonds and there is one card for two in each suite, so we therefore know that the probability of picking a two out of a 52 card deck will be four out of 52 or the simplified answer would be 2 out of 26. Hope this helps, have a great day!

Consider points R, S, and T.

Point S is in the middle. Point R is below and to the left of point S. Point T is below and to the right of point S.

Which statement is true about the geometric figure that can contain these points?

Answers

Points R, S, and T are coplanar

50-(16 divide 2^2)+3

Answers

Answer: 49

Step-by-step explanation:

50−16/4+3

=50−4+3

=46+3

=49

A dinner check is to be split among 3 people. Greg’s portion of the check is twice Kelly’s. Joe’s portion is $1.50 less than 4 times Kelly’s. If the total bill is $114.00, how much does each person owe?

Answers

Answer:

Kelly owes $16.5

Greg owes $33

Joe owes $64.5

Step-by-step explanation:

Let

Kelly's portion = x

Greg's portion = 2x

Joe's portion = 4x - 1.50

Total bill = $114.00

Total bill = Kelly's portion + Greg's portion + Joe's portion

114 = x + 2x + (4x - 1.50)

114 = 3x + 4x - 1.50

114 = 7x - 1.50

Add 1.50 to both sides

114 + 1.50 = 7x - 1.50 + 1.50

115.5 = 7x

Divide both sides by 7

x = 115.5 / 7

= 16.5

x = $16.5

Kelly's portion = x

x = $16.5

Greg's portion = 2x

= 2 × 16.5

= $33

Joe's portion = 4x - 1.50

= 4(16.5) - 1.50

= 66 - 1.50

= $64.5

Therefore,

Kelly owes $16.5

Greg owes $33

Joe owes $64.5

34.5 km to miles?? Pls help

Answers

the answer is 21.43 miles !

Answer: 21.44 miles

Step-by-step explanation:hope it helps!

The record high temperature in Alabama is 112°F and the record low temperature is −27°F. What is the difference between the highest and lowest temperature?

Answers

The difference between the highest and lowest temperature is 85°F.

Answer: 139F

Step-by-step explanation: You take 112F, and add negative which is -27F and you get the difference.

WILL MARK YOU BRAINLIEST

Answers

Answer:

it is D I'm pretty sure but ask ZJH to

Answer:

B . [tex]d = \sqrt{x^2+y^2}[/tex]

Step-by-step explanation:

The original formula is

[tex]d = \sqrt{(x_2-x_1)^2 +(y_2-y_1)^2} \\\\x_2-x_1 =x\\y_2-y_1 =y\\\\So... \: ;\\d = \sqrt{x^2+y^2}[/tex]

I got stuck here on this question... this is Algebra 2 btw

Answers

I don’t think this is algebra 2 but ok

37

I used the formula (32°F − 32) × 5/9 = 0°C (but ofc replaced the numbers with 99)

Yeah and i rounded 98.6 to 99. 99 Fahrenheit is 37.2222... so i rounded it down to 37. So i think the answer is 37.

Consider the function g(x) = -3x - 4 if the domain value is selected from the set {-8, -2, 0, 3}, which of the following is a corresponding range value?

A. 18
B. -10
C. -13
D. -5

Answers

Answer:

C. -13

Step-by-step explanation:

Solve for g(x) by replacing x with each domain value in the set. Solving for g(x) will give you these numbers:

{20, 2, -4, -13}

-13 is the only value that appears in the range set and in the multiple choice solutions. Therefore, the answer is C. -13

C. [tex]-13[/tex] is a corresponding range value.

The domain of a function refers to the set of all values for which the function is defined.

The range is the set of all values that function takes for the given values of domain.

Domain is [tex]\boldsymbol{\left \{ -8,-2,0,3 \right \}}[/tex]

[tex]g(x)=-3x-4[/tex]

[tex]g(-8)=-3(-8)-4[/tex]

         [tex]=20[/tex]

[tex]g(-2)=-3(-2)-4[/tex]

         [tex]=2[/tex]

[tex]g(0)=-3(0)-4[/tex]

       [tex]=-4[/tex]

[tex]g(3)=-3(3)-4[/tex]

       [tex]=-13[/tex]

Range is [tex]\boldsymbol{\left \{ 20,2,-4,-13 \right \}}[/tex]

So, [tex]\boldsymbol{-13}[/tex] is a corresponding range value.

For more information:

https://brainly.com/question/21853810?referrer=searchResults

given f(x)= -4x-10 and f(x)=10. find x

Answers

Answer:

x = - 5

Step-by-step explanation:

Given

f(x) = - 4x - 10 and f(x) = 10, the equate right sides, that is

- 4x - 10 = 10 ( add 10 to both sides )

- 4x = 20 ( divide both sides by - 4 )

x = - 5

An electrician charges a set fee of $150 for every house call and then charges an additional $70 per hour. Write an equation for C,C, in terms of t,t, representing the total cost of the electrician's services if the electrician spends tt hours at the house working.

Answers

t=150+75h
T is total
The electrician has a set fee of $150 plus $75 for every hour he is there
75 per hour is the same thing as 75h

Answer:

Step-by-step explanation:

c=70t+150

Use the following conditional:
If a number is odd, then it is an integer and a prime number.
Which is the hypothesis of the conditional?
A. A number is odd.
B. A'number is a prime number.
C. A number is either an integer or a prime number.
D. A number is both an integer and a prime number.

Answers

Answer:

a: a number is odd

Step-by-step explanation:

It uses the word IF

1/8 x 8
3/8 x 8
1/8 x 8
3/8 x 8​

Answers

Step-by-step explanation:

1/8 x 8 = 1

3/8 x 8 = 3

1/8 x 8 = 1

3/8 x 8 = 3

PLEASE HELP
5 years ago, my grandma was 5 times as old as me. 3 years from now, my grandma will be 3 times as old as me. how old am i now?

Answers

Would you be seven?

Answer:

you would be 2 years older so you would be 7

Step-by-step explanation:

5 - 3 = 2

5 + 2 = 7

Saritha will construct a rectangle that has a height of 4 units and an area of up to 48 square units. Which inequality represents all the possible lengths in units of the bases, b, that Saritha can use to construct this rectangle?

Answers

Given:

Height of rectangle = 4 units

Area of rectangle up to 48 square units.

To find:

The inequality which represents all the possible lengths in units of the bases.

Solution:

Let the possible lengths in units of the bases be b.

Area of rectangle = Length × width

Here, Height of rectangle = width = 4 units. So, area of rectangle is

[tex]Area=b\times 4[/tex]

[tex]Area=4b[/tex]

Area of rectangle up to 48 square units. It means the area should be less than or equal to 48 square units.

[tex]4b\leq 48[/tex]

Divide both sides by 4.

[tex]b\leq \dfrac{48}{4}[/tex]

[tex]b\leq 12[/tex]

Length can not be negative or zero.

[tex]0<b\leq 12[/tex]

Therefore, the required inequality is [tex]0<b\leq 12[/tex].

Answer:

H) b ≤ 12

Step-by-step explanation:

48/4 = 12.

12 is the only one you can divide into 48 equally.

X 48 ÷ 192: Can't do

X 48 ÷ 44: Can't do

X 48 ÷ 52: Can't do

√ 48 ÷ 12 = 4

F(x)=-5x+8

What value of x would make f(x)=23?


Need Answers ASAP

Answers

Answer:

-3

Step-by-step explanation:

23=-5x+8

23-8=-5x

15=-5x

x=-3

Answer:

x=-3

Step-by-step explanation:

23=-5x+8

-8 -8

15=-5x

______

-5 -5

-3=x

How many seconds of school are left before Thanksgiving break? Assume there are 34 days of school left and we are in school for 7 hours a day.

Answers

There are 856,800 seconds of school left.

Explanation:
First, I multiplied 34 by 7 because there are 7 hours spent in school and 34 days
- 34x7= 238: this is the number of hours left in school

Then I multiplied 238 by 60 because there are 60 minutes in an hour
- 238x60= 14,280: this is the number of minutes left in school

Lastly, I multiplied 14,280 by 60 because there are 60 seconds in a minute
- 14,280x60= 856,800: this is the number of seconds left in school

Find the length of the missing side. Sorry, I’m just really bad with algebra!

Answers

217 will be the answer

Some different ways to make 7,502

Answers

Do you money or like basic math such as +,-,multiplying,dividing?
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