(solve equation)

7b=84

Answers

Answer 1

Answer:

b = 12

Step-by-step explanation:

7b = 84

We can break down 7b as 7 x b

7 x b = 84

We divide both sides by 7:

7 x b ÷ 7 = 84 ÷ 7

b = 12

-Chetan K


Related Questions

The length of a square table is 1.25m. An ant walks around the edge of the table.How far does the ant walk?​

Answers

Answer:

5m

Step-by-step explanation:

1.25m multiply by 4 sides equals 5m

The length of which ant walk will be the same as the perimeter of the square thus it will be 5 meters.

What is the perimeter?

Perimeter is the addition of an external measure of sides it will always positive.

Perimeter of square = side + side + side + side

Given a table in form of a square,

Side of square = 1.25 m

The external measure of side = length of ant walk

1.25 + 1.25 + 1.25 +1.25 = Length of ant walkt

Length of ant walk = 5 meters.

Hence "The length of which ant walk will be the same as the perimeter of the square thus it will be 5 meters".

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Find the distance between (1, 1) and (3, 4).
A. (2,2.5)
B.3
C.
[tex] \sqrt{13} [/tex]
Or D.
[tex] \sqrt{26} [/tex]

Answers

Answer:

no entiendo lo que dices

Step-by-step explanation:

inteta explicarte mejor para poder ayudarte bien

Someone please answer this?

Answers

Answer:

y = 2x + 5

Step-by-step explanation:

First, you must choose two ordered pairs from the table to solve for the slope (m):

Let (x1, y1) = (0, 5)

(x2, y2) = (1, 7)

Substitute the given values into the following slope formula:

[tex]m = \frac{y2 - y1}{x2 - x1} = \frac{7 - 5}{1 - 0} = \frac{2}{1} = 2[/tex]

Therefore, the slope (m) = 2.

The y-intercept is the point on the graph where it crosses the y-axis, and has coordinates (0, b ).  It is also the value of y when x = 0. Looking at the given table, (0, 5) reflects the description of the y-intercept. The y-intercept (b) is the y-coordinate of (0, 5).

Given the slope (m) = 2, and y-intercept (b) = 5, the linear equation is:

y = 2x + 5

Please mark my answers as the Brainliest if you find my explanations helpful :)

Slop is 2, y-intercept is (0,5) and equation is 2x+5

The population of Florida was recently recorded as 20,612,439 people. Write an estimation in scientific notation for the population.



about __ people

Answers

Answer:

This program wants 20 characters so -- 2.06E7

Which equation has infinitely many solutions? Lesson 2-4
__
3/4x + x − 5 = 10 + 2x
​3x − 2.7 = 2x + 2.7 + x
9x + 4.5 − 2x = 2.3 + 7x + 2.2
1/5x − 7 =3/4 + 2x − 25 3/4

Answers

Answer:

9x + 4.5 − 2x = 2.3 + 7x + 2.2

Step-by-step explanation:

if you simplify then you get 7x+4.5=7x+4.5 which mean 0=0

please answer the 5 Question please ASAP

Answers

Answer:

1: C

2: D

3: i am not sure about this one since theres no question

4: D

5: D

What is 1x2 x to the power of 2

Answers

Answer:

(1X2x)^2=4x^2

1X2 = 2, 2^2 = 4

Not sure if you meant to have the 2nd x there or not.

the price of an item is $45.00. After a discount, the price is $38.25. What is the percent of the discount?
If you answer correctly ill give the brainliest.

Answers

Answer:

92.5% before discount 100% after discount is 92.5%

Add. Write fractions in simplest form.
11/12+(-7/12)

Answers

Answer:

I think the answer is -1 1/2

Answer : 1/3
(11 times 12) + (-7 times 12)
12 times 12 = 134+ -84 = 144 (48/144) simplify that you get 1/3

What is the value of v

Answers

[tex]▪▪▪▪▪▪▪▪▪▪▪▪▪  {\huge\mathfrak{Answer}}▪▪▪▪▪▪▪▪▪▪▪▪▪▪[/tex]

In the given figure, the Angle (6v - 4)° forms vertical opposite angle pair with 50° , so their measures is equal to one another.

that is :

[tex]6v - 4 = 50[/tex]

[tex]6v = 50 + 4[/tex]

[tex]6v = 54[/tex]

[tex]v = \dfrac{54}{6} [/tex]

[tex]v = 9[/tex]

therefore, value of v = 9°

Answer:

[tex]v = 9[/tex]

Step-by-step explanation:

They are vertically opposite angles so (6v-4) = 50°

[tex](6v - 4) = 50 \\ 6v = 50 + 4 \\ 6v = 54 \\ v = \frac{54}{6} \\ v = 9[/tex]

Hope it is helpful.....

[tex]\sf HELP \: ME\:!!!![/tex]
[tex]\sf (-5x+1)(-2)[/tex]

Answers

Answer:

=>10x-2

Step-by-step explanation:

=>(-5x+1)(-2)

=>-2(-5x+1)

=>-2(-5x+1)

=>10x-2

Answer:

10x-2

Step-by-step explanation:

(-5x+1)(-2)

-2×-5x-2

10x-2

Simplify: 5 + 7( 6-4) – 2(5 - 1) –​

Answers

Answer:

11

Step-by-step explanation:

5 + 7( 6-4) – 2(5 - 1) =

= 5 + 7(2) - 2(4)

= 5 + 14 - 8

= 19 - 8

= 11

11 is the answer. :)

Jean gets a commission of 20% on bread sold. In one week, Jean’s commission was $45,000.00.how much bread did he sell during that week?

Answers

Answer: 9,000

Explanation: .20%*45,000=

9,000

Heyy, can someone please help me?? Step by step explanation, please. I WILL GIVE BRAINIEST!!

question attached below :))

Answers

Answer:

I think it's 2,4 and 4,8 maybe I'm not so sure

PLEASE ANSWER THIS QUICK, IF YOU CAN YOU GET BRAINLEST!!!!

Answers

Answer:

6

Step-by-step explanation:

19(x) = -x – 3, solve for a when g(x) = 6.
solve for x

Answers

Answer:

x=[tex]-\frac{9}{19}[/tex]

Step-by-step explanation:

X=-9/19 because the math says so

pls help i’m crying

Answers

Answer: I think the answer is 81, but I don’t have a good explanation.

Step-by-step explanation: if you can find the angle next to 12x-3 (D), and the angle of 8+15x they should equal 180 degrees.

The Triangle Exterior Angle Postulate states that the measure of an exterior angle of a triangle is equal to the sum of the measures of the remote interior angles.

In the given problem, the exterior angle is < JDC, and its measure is equal to the sum of the measures of < (12x -3)° and < 32°.

We can set up the following equality statement to solve for the value of x, and find out the measure of < JDC:

m < JDC° =  < (12x -3)° + < 32°

< (8 + 15x)° = < (12x -3)° + < 32°

Subtract 8 from both sides:

8 - 8 + 15x = 12x - 3 + 32 - 8

15x = 12x + 21

Subtract 12x from both sides:

15x - 12x = 12x - 12x + 21

3x = 21

Divide both sides by 3 to solve for x:

3x/3 = 21/3

x = 7

To verify whether the value for x is correct, substitute x = 7 into the equality statement:

m < JDC° =  < (12x -3)° + < 32°

< (8 + 15x)° = < (12x -3)° + < 32°

[8 + 15(7)]° = [12(7) - 3]° + 32°

8° + 105° = 81° + 32°

113° = 113° (True statement). Therefore, the correct value for x = 7.

Therefore, the correct answer is C) m < JDC = 113°.

Please mark my answers as the Brainliest, if you find this helpful :)

What are the values of s and t?

Answers

Answer:

the value of s=75°

and the value of t=30°

Answer:

s = 75°

t = 30°

Step-by-step explanation:

Since VW = VX,

s = 75

Since all angles in a triangle add upto 180,

75 + s + t = 180

75 + 75 + t = 180

150 + t = 180

t = 30°

Hope this helps and be sure to have a wonderful time ahead at Brainly! :D

1 2/3 ÷ 1/4
2 4/7 x 3/5
3 5/6 ÷ 1/2
4 8/9 x 5/6
5 3/4 ÷ 5/6
6 7/8 x 1/2
7 2/7 ÷ 5/6

Answers

Answer:

6.6

Step-by-step explanation:

Answer: 6

Step-by-step explanation:

a number between 49 and 95 that is a multiple of 4, 9, and 12.

Answers

Answer:

72

Step-by-step explanation:

4*18=72

9*8=72

12*6=72

LCM (lowest common multiple) is 36

The figure below shows rectangle ABCD:
Rectangle ABCD with diagonals AC and BD passing through point E

The following two-column proof with a missing statement proves that the diagonals of the rectangle bisect each other:


Statement Reason
ABCD is a rectangle. Given
Line segment AB and Line segment CD are parallel. Definition of a Parallelogram
Line segment AD and Line segment BC are parallel. Definition of a Parallelogram
Alternate interior angles theorem
Line segment BC is congruent to line segment AD. Definition of a Parallelogram
∠ADB ≅ ∠CBD Alternate interior angles theorem
ΔADE ≅ ΔCBE Angle-Side-Angle (ASA) Postulate
Line segment BE is congruent to line segment DE. CPCTC
Line segment AE is congruent to line segment CE. CPCTC
Line segment AC bisects Line segment BD. Definition of a bisector


Which statement can be used to fill in the blank space?
A. ∠ABD ≅ ∠DBC
B. ∠CAD ≅ ∠ACB
C. ∠BDA ≅ ∠BDC
D. ∠CAB ≅ ∠ACB

Answers

Answer:

∠ADB ≅ ∠CBD

Step-by-step explanation:

I did the quiz and got an hundred.

PLS HELP WILL MARK YOU BRAINLIEST!

Answers

answer: d

explanation: it just is

What’s 7.445 to the nearest tenth

Answers

Answer:

7.4

Step-by-step explanation:

give brainliest

triangle xyz is similar to abc,enter the missing side length.

Answers

First, find the scale factor:

8/4.6 ≈ 1.73913043478

12/1.73913043478 = 6.9

6.9

If triangle XYZ is similar to ABC then the length of the missing side is 6.90. It is obtained by using the scale factor concept.

What is the triangle?

In terms of geometry, a triangle is a three-sided polygon with three edges and three vertices. The triangle's interior angles add up to 180°.

It is given that ΔXYZ ≅ ΔABC.

Congruent triangles are those that are exactly the same size and shape. Congruent is represented by the symbol ≅ When the three sides and three angles of one triangle match the dimensions of the three sides and three angles of another triangle, they are said to be congruent.

When two triangles are similar their scale factor is the same for each side,

The scale factor is  obtained by taking the ratio of their sides,

=  AC / XZ

= 8 / 4.6

= 1.739

The length of side XY is found as,

Scale factor = AB / XY

1.739 = 12 / XY

XY = 6.90


Thus, if triangle XYZ is similar to ABC then the length of the missing side is 6.90. It is obtained by using the scale factor concept.

Learn more about the triangle here:

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what is (-54)(6) equal to ?​

Answers

the answer should be -324

Finf all the pairs of numbers that have a HCF of 30 and an LCM of 3150.​

Answers

Answer:

Pair are

30 , 3150  

90, 1050

150, 630

210 , 450

Step-by-step explanation:

Let the numbers be a and b

a = 30x  and  b=30y

HCF of a and b = 30

Product of numbers  = LCM * HCF

30x * 30y = 30 * 3150

       30xy = 3150

           xy = 3150/30 =  105    

1*105   or 3* 35    or   5 * 21    or   7 * 15  

1)  105 = 1*105  

      30xy =30*1 , 30*105 =   (30 , 3150)

2) 105 = 3 * 35

 30xy =   30*3  , 30*35    = 90 , 1050

90 , 1050

3) 150 , 630

4) 210 , 450

Sort these fractions in ascending order.
A
7/9
B
2/7
C
4/5
D
5/6
ASAP PLZZZZZZ

Answers

Answer:

2/7<4/5<5/6<7/9

Step-by-step explanation:

The fractions in ascending order will be 2/7<7/9<4/5<5/6.

What is a fraction?

Fraction number consists of two parts, one is the top of the fraction number which is called the numerator and the second is the bottom of the fraction number which is called the denominator.

The given number is,

7/9,2/7,4/5,5/6

The fraction with the smallest numerator is the smallest for fractions with the same denominator. Put the numbers 2/7,4/5,5/6,7/9. In ascending order, for instance. The fraction with the highest denominator is the smallest when all the fractions have the same numerator.

The LCM of the denominator 9,7,5 and 6 is 630.

The term equivalence for the denominator is,

490/630,180/630,504/630,525/630

The fractions in ascending order are,

180/630<490/630<504/630<525/630

2/7<7/9<4/5<5/6

Thus, the fractions in ascending order will be 2/7<7/9<4/5<5/6.

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Which value of y makes the equation 7.2 - y=6?
SELECT ONE:
y=43.2
y=1.2
y=0.2
y=13.2

Answers

Answer:

y=1.2

Step-by-step explanation:

7.2-1.2=6

What are the domain and range of this relation

Answers

Answer:  Lower left corner (southwest corner)

Domain = {-2, 0, 1, 2, 5}

Range = {-5, -3, -1, 2, 3}

=============================================================

Explanation:

The domain is the set of allowed x value inputs. We simply list the x coordinates of each point shown on the graph. Those x coordinates are: -2, 0, 1, 2, 5. Use curly braces to indicate we're dealing with a set.

The range is the set of allowed output y values. We list the y coordinates this time and they are -5, -3, -1, 2, 3. These values are also surrounded by a pair of curly braces.

giải tam giác ABC vuông tại A trong mỗi trường hợp sau:
a) b=4 cm; góc C = 62°
b) a=40 cm; góc B = 52°
c) c=42 cm; b=36 cm.

Answers

Answer:

the answer is C coz just 42 cm is abc

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