Answer :

22stolc

Answer:

C) 12

Step-by-step explanation:

The sides are equal so set them equal to each other

x + 5 = 2x - 7

-x         - x

5 = x - 7

+7    + 7

12 = x

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PhillSwift

Answer:

X = 12

Step-by-step explanation:

Line KJ is the same as line JM so you can plug them equal to each other to solve for x

x+5 = 2x-7

add 7 to both sides --> x+12 = 2x

subtract x from both sides to get x alone --> x + 12

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