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18-09-2021
Mathematics

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the midpoint of x and 27 is -3. What is x?

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18-09-2021

Answer:

x =-33

Step-by-step explanation:

The midpoint between two points is another name for average

(x+27)/2 =-3

Multiply each side by 2

2*(x+27)/2 =-3*2

x+27 = -6

Subtract 27 from each side

x+27 -27 = -6-27

x =-33

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