2(-4x-7)=-78

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Solution for 2(-4x-7)=-78 equation: 


Simplifying
2(-4x + -7) = -78

Reorder the terms:
2(-7 + -4x) = -78
(-7 * 2 + -4x * 2) = -78
(-14 + -8x) = -78

Solving
-14 + -8x = -78

Solving for variable 'x'.

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

Add '14' to each side of the equation.
-14 + 14 + -8x = -78 + 14

Combine like terms: -14 + 14 = 0
0 + -8x = -78 + 14
-8x = -78 + 14

Combine like terms: -78 + 14 = -64
-8x = -64

Divide each side by '-8'.
x = 8

Simplifying
x = 8

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