-2x-2x=15-7

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Solution for -2x-2x=15-7 equation: 


Simplifying
-2x + -2x = 15 + -7

Combine like terms: -2x + -2x = -4x
-4x = 15 + -7

Combine like terms: 15 + -7 = 8
-4x = 8

Solving
-4x = 8

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Divide each side by '-4'.
x = -2

Simplifying
x = -2

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