Can Someone Answer If These Two Are True Or False? … Please

Can Someone Answer If These Two Are True Or False? Please

Answers

Answer 1

first question is false I think and the second one is true I think

Step-by-step explanation:

I'm not that good at math but I'm just trying to help


Related Questions

i need help plz : ​Look at the representations shown in the Math Notes box for this lesson (“Representations of Portions”). Write a fraction and a percent for the shaded portion of each one.

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A. 1/3 b.1 1/2 c.2/3

Mary Robertson sells tires at large car service. she earn 10% commesstion

Answers

save and exit is the right answer

f(x) = -2x, g(x)= -2x-1

Answers

Answer:

I graphed the two points on a graph in the attachment! Hope this helps! :)

Step-by-step explanation:

10. A movie theater sells 3 different sizes of popcorn: small, medium, and large. An order of popcorn comes with 4 different topping choices: butter, cheese, caramel, or salt. [4 points] How many unique ways can you order a bag of popcorn? (You can only select one topping.) Ans:_ What is the probability that a randomly selected popcorn is large with either butter or salt?

Answers

Answer: 12

Step-by-step explanation:

The answer is 12 because:

sizes are 3

toppings are 4

Using the Fundamental Counting Principal you multiple the selections

( 3 x 4=12)

So just learn the fundamental counting principal and it'll be easier. :)

The number of unique ways that you can order a bag of popcorn if you can only select one topping is 12 ways.

How do solve probability combinations?

Combinations in probability refer to sequences of outcomes where the order does not matter.

Combinations are a way to calculate the total outcomes of an event where the order of the outcomes does not matter. To calculate combinations, we will use the formula nCr = n! / r! × (n - r)! where n represents the total number of items, and r represents the number of items being chosen at a time.

We are given the 3 different sizes of popcorn as;

Small

Medium

Large

Now, we are told that an order of popcorn comes with 4 different topping choices. Thus;

A number of unique ways that you can order a bag of popcorn are;

N = 3×4 = 12 unique ways

Read more about the probability combinations at; brainly.com/question/24756209

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HEELLPPP!!!!!! PLZ!!! 3÷9+12-6+13

Answers

Answer:

19.33

Step-by-step explanation:


write 40/17
as a decimal rounded to the nearest hundredth.

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I even tried this and couldn't figure it out

plz help will give brainliest

Answers

Step-by-step explanation:

Hey there!!!!

Your required answer is option A.

The reason is.

When we solve it through elimination method we need to multiply second equation by "2" and then subtract to get "-4y" in 1st equation and "+4y" in 2nd equation cancelled.(As when we multiply equation 2 by 2 and subtract we get "-2y" as "+4y".)

So, it the equation seems like,

[tex]12 {x}^{2} + 4 {y}^{2} = 22[/tex]

Now, this equation is made after multiplying it by 2 and subtracting the 1st and 2nd equation to solve the equation s.

So, the answer is option A.

Hope it helps...

The answer for this question is A

What is the value of n - 7 when n = 14?
21
2
7
9

Answers

Answer:

C) 7

Step-by-step explanation:

Plug in 14 for n in the equation.

n - 7

14 - 7

Subtract: 14 - 7 = 7

C) 7 is your answer.

~

AC=x+165,AB=48 and BC=2x+139. Find x

Answers

Answer:

Assuming A, B, and C are collinear and B is between A and C then x = -2 2

Step-by-step explanation:

Assuming A, B, and C are collinear and B is beetween A and C

AB + BC  = AC

48 + 2x + 139 = x + 165

  2x + 187 = x + 165

    x = -22

A farmer has 140 bushels of corn for sale at a farmers market. He sells an average of 15 1/8 bushels each day. After 6 days, what is the change in the total number of bushels the farmer had for sale at the farmers market

Answers

Step-by-step explanation:

farmer has 140 bushels of corn for sale at a farmers market. He sells an average of 15 1/8 bushels each day. After 6 days, what is the change in the total number of bushels the farmer had for sale at the farmers market

At 7 A.M the temperature was 4 .At 9A.M it was a degrees warmer. What was the temperature at 9 A.M

Answers

It was 5 degrees at 9 am

Answer:

5 I’m guessing

Step-by-step explanation:

If it’s a degrees warmer and to the right of a number line is warm in weather then it would be 5.

I need help on numbers 1 & 2 please! it’s due at 11:59 tonight

Answers

Answer:

I'm not completely sure on number 2 and I don't want to give you a wrong answer but 1 is y=6.5x

I'm not completely sure on number 2 and I don't want to give you a wrong answer but 1 is y=6.5x

Answers

Answer:

did you post anything on this I see nothing?

−3 2/7−(−5/7) plz help me

Answers

Answer:

-2 or -14/7 (they're the same)

Step-by-step explanation:

Write it out: [tex]-3\frac{2}{7} - (-\frac{5}{7})[/tex]  Simplify. It should now look like this: [tex]-3\frac{2}{7} + \frac{5}{7}[/tex]  Turn -3 2/7 into an improper fraction. It should now look like this: -19/7Add: [tex]-\frac{19}{7} + \frac{5}{7} = -\frac{14}{7} = -2[/tex]  

I hope this helps!

Answer:

- 2 ⁴/₇  

Step-by-step explanation:

-3 ²/₇ - ( - ⁵/₇)

- 23 / 7  + 5 / 7

_  23 + 5

       7

_ 18

    7

- 2 ⁴/₇  

which expression is equivalent to 42+90?

Answers

Step-by-step explanation:

42+90 can be written in many ways.

Fore example, it can be written with double negatives, or even commutative property.

42-(-90) or 90+42

(21x2)+(45x2) or (6x7)+(3x30)

Sorry if it's wrong...

I need help ASAP please

Answers

Answer: x =168

 

Step-by-step explanation:I think it would be 80 plus 88 so its 168.  

1. f(x) = 9x^2 - 3
Find the vertex

Answers

(0,-3)
Was the two supposed to be on the top
the vertex is (0,-3)

Does anyone know the answer to this?

Answers

Answer:

(B) The exponents should be subtracted by the quotient rule of exponents

Step-by-step explanation:

Let's examine how this was solved.

[tex](\frac{4^2 4^3}{4^{-5}})^2[/tex]

He first rose everything in the parentheses to the second power, which is just multiplying all the exponents by 2. This is correct.

[tex]\frac{4^4 4^6}{4^{-10}}[/tex]

He then combined the numerator exponents. Exponent rules say that [tex]a^b \cdot a^c = a^b+c[/tex], so he should have ended up with [tex]4^{10}[/tex], which he did. This is correct.

[tex]\frac{4^{10}}{4^{-10}}[/tex]

Now, what he did in the final step is wrong. He added the exponents. However, exponent rules tell us that when we have [tex]\frac{a^b}{a^c}[/tex], it equals [tex]a^{b-c}[/tex].

[tex]10 - (-10) = 10+10 = 20[/tex]

So the final answer should have been [tex]4^{20}[/tex]

Hope this helped!

i just need some help honestly

Answers

Since PQ = QR = RS,

Let's set PQ equal to RS

2x + 3 = x + 10

Subtract x and 3 from both sides.

x = 7

PQ = 2x + 3 = 2(7) + 3 = 14 + 3 = 17

Since PQ = QR = RS,

QR = 17

Are same side exterior angles congruent

Answers

Same side exterior angles are supplementary, meaning they add to make 180

A sample of copper (Cu) contains 69.17% Cu-63. The remaining copper atoms are Cu-65. What is the average atomic mass of copper?​

Answers

The atomic mass is 63.55 amu

0.7+y=−1.34 please and thank you

Answers

Answer:

0.64

Step-by-step explanation:

1) Subtract 0.7 from 1.34 and you will get 0.64

Hope this helps!

Find the sum of 4x^2
-4x + 10 and 2x^2+ 5x – 8.

Answers

Answer:

6x2+x+2

Step-by-step explanation:

Mark Brainliest?

2. -5x – y = 7
I need help to solve for y

Answers

Answer:

y= -7 - 5x

Step-by-step explanation:

Move all of the terms that dont contain y to the right side and then solve it.

Hope this helps.

The value of the given equation in the form of y is y= -7 - 5x.

What is an expression?

Expression in maths is defined as the collection of numbers variables and functions by using signs like addition, subtraction, multiplication, and division.

Numbers (constants), variables, operations, functions, brackets, punctuation, and grouping can all be represented by mathematical symbols, which can also be used to indicate the logical syntax's order of operations and other features.

Given equation is -5x – y = 7. The value of the expression for the value of y will be calculated as below:-

-5x – y = 7

-y = 7 + 5x

y = -7 - 5x

Therefore, the value of the given equation in the form of y is y= -7 - 5x.

To know more about an expression follow

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Robert and his younger sister are selling gift wrap to raise funds for the middle school band. Robert's sales are 2.5 times his sister's sales. Their total sales together can be represented by the equation x+2.5x= 63 . Which of these statements are true? Choose ALL that are correct. A. Robert's sales are represented by x when solving 3.5x= 63 . B. Robert's sister's sales total $18.00. C. Robert's sales total $25.20. D. Robert's sister's sales are represented by x when solving 3.5x= 63 . E. Robert's sales are represented by x when solving 2.6x= 63 .

Answers

Answer:

The answer is B. and D.

Step-by-step explanation:

if you solve the equation, you will find that X=18. Since his sister's sales are X, his sister sold 18. You multiply by 2.5 to find Robert's sales.

The correct statements are (B) and (D).

What is an equation?

Two or more expressions with an equal sign are defined as an equation.

The given equation is x + 2.5x = 63.

Note that Robert's sales are 2.5 times his sister's sales, therefore, if his sister's sales is x then his sales are 2.5x

Hence, option (A) is incorrect, as Robert's sales are 2.5x.

Solve the equation as follows:

x + 2.5x = 63

3.5x = 63

x = 63/3.5

x = 18

Hence, option (B) is correct.

Since x=18, Robert's sales are:

2.5 × 18

= 45

Hence, option (C) is incorrect, as Robert's sales are $45, not $25.20.

Option (D) is already shown to be correct.

Option (E) is also incorrect, as option (D) is correct.

Hence, the correct statements are (B) and (D).

Learn more about equations here:

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Boxes of tinned cat food are delivered to a shop. There are 28 boxes and in each box there are 16 tins how much is there all together ??

Answers

Answer:

448

Step-by-step explanation:

You just need to multiply 28 by 16

B
D
E
С
3
In the figure above, tan B
If BC = 15 and DA = 4, what is the length of DE

Answers

Answer:

Step-by-step explanation:

{y2+8y−128=0x=34⋅(y+4) ... The two right triangle are similar, so: BDAB=DEAC. From this, I obtain: ... AC=3x AB=4x (3x)²+(4x)²=225 x=3 BD=8 AB/AC=BD/DE 12/9=8/DE DE=6.

The length of segment DE in the given triangle is 6 units.

What are trigonometric ratios?

Trigonometric Ratios are defined as the values of all the trigonometric functions based on the value of the ratio of sides in a right-angled triangle.

Given that, a right-angled triangle ABC, with a segment DE, where tan B = 3/4, BC = 15 and DA = 4

Since, tan B = 3/4

Cos B = 4/5

Cos B = AB / BC

therefore,

4/5 = AB / 15

AB = 12

BD = AB - AD = 12-4

BD = 8

Now, Tan B = 3/4

DE / BD = 3/4

DE / 8 = 3/4

DE = 6 units

Hence, the length of segment DE in the given triangle is 6 units.

Learn more about right-angled triangle click;

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Everyday my cousin and I played a game of chess. To make it interesting, whoever lost the game owes a chocolate to the other. We played many games of chess over many days. After the last game we played, we counted the number of games each of us had won and lost. Since I won more than her, she handed me 29 chocolates, even though she did win 5 games. How many total games did we play?

Answers

Answer:

34, I think.

Step-by-step explanation:

if you have 29 chocolates, and she won 5, 29+5 equals 34

Help PLEEEASE QUICK​

Answers

I think the one you chose is correct

The two rectangles in the sketch below are congruent. Which sequence exhibits their congruence? A rotation 90° clockwise about the origin followed by a reflection across the x-axis A rotation 90° counterclockwise about the origin followed by a reflection across the y-axis A rotation 90° counterclockwise about the origin followed by a reflection across the x-axis A rotation 180° counterclockwise about the origin followed by a reflection across the y-axis

Answers

Answer:

A rotation 90° counterclockwise about the origin followed by a reflection across the x-axis

Step-by-step explanation:

it's rotated about the origin counterclockwise by 90 degrees and then reflected over the X axis in order to find the shape there.

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