-2x-12=15+(-7)

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Solution for -2x-12=15+(-7) equation:


Simplifying
-2x + -12 = 15 + (-7)

Reorder the terms:
-12 + -2x = 15 + (-7)
-12 + -2x = 15 + -7

Combine like terms: 15 + -7 = 8
-12 + -2x = 8

Solving
-12 + -2x = 8

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + -2x = 8 + 12

Combine like terms: -12 + 12 = 0
0 + -2x = 8 + 12
-2x = 8 + 12

Combine like terms: 8 + 12 = 20
-2x = 20

Divide each side by '-2'.
x = -10

Simplifying
x = -10

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