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nalin [4]
3 years ago
12

Evaluate the expression 2(2-y)-x When y = 8 and x = -3, what is the value of the expression?​

Mathematics
2 answers:
Artemon [7]3 years ago
8 0

Answer:

Your answer will be (-9)

This is how I got my answer-

2(2-y)-x

2(2-8)-(-3)

2 - 8= (-6)

2 × (-6) = (-12)

(-12) - (-3) = (-9)

Nesterboy [21]3 years ago
3 0

Answer:

-9

Step-by-step explanation:

y = 8

x = -3

  • 2(2-y)-x =                       ⇒ replace x and y with their values
  • 2(2 - 8) - (-3) =               ⇒ solve parenthesis
  • 2(-6) + 3 =                      ⇒ multiply
  • -12 + 3=                          ⇒ add
  • - 9                                   ⇒ answer
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5 0
3 years ago
Graphing points with tables
faust18 [17]

The slope is –3.

Solution:

<u>To find the slope of the line:</u>

The given points in the table lie on a line.

Take any two points from the line.

Let the points are (0, 2) and (3, –7).

x_1=0,y_1=2,x_2=3, y_2=-7

Slope of the line formula:

$m=\frac{y_2-y_1}{x_2-x_1}

$m=\frac{-7-2}{3-0}

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6 0
3 years ago
Select the store with the least expensive ice cream per scoop. Choose 1 answer
geniusboy [140]

Answer:

Store A

Step-by-step explanation:

A) The price per scoop is the slope, or 0.75 dollars, or 75 cents.

B) The slope is y2 - y1 / x2 - x1. Plugging in the values, we get 8-8 / 3-3 = 1. Therefore, the price per scoop is 1 dollar.

C) Two points on the graph are (2,3) and (4,6). Their slope is (6 - 3) / (4 - 2) = 3/2 = 1.5. The price peer scoop is 1.5 dollars.

The cheapest ice cream per scoop is Store A.

hope this helps! <3

5 0
2 years ago
Read 2 more answers
On Monday Joe runs 1/2 of a mile. On Tuesday he runs 1/3 of a mile. How far has he ran in both days together?
pantera1 [17]

Answer:

5/6 of a mile

Step-by-step explanation:

1/2+1/3=?

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1/3=2/6

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8 0
3 years ago
Read 2 more answers
Is (-5,-3) a solution of the following equations ? 6x-2y=24 , -10x-2y=-56
natulia [17]
6x-2y=24
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-30+6=24
-24=24
Yes
-10x-2y=-56
-10(-5)-2(-3)=-56
50+6=-56
56=-56
Yes
The answer is= Yes. The solution is (-5.-3)
By the way, you have to show the work.
3 0
3 years ago
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