-7x-20=64

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Solution for -7x-20=64 equation: 


Simplifying
-7x + -20 = 64

Reorder the terms:
-20 + -7x = 64

Solving
-20 + -7x = 64

Solving for variable 'x'.

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

Add '20' to each side of the equation.
-20 + 20 + -7x = 64 + 20

Combine like terms: -20 + 20 = 0
0 + -7x = 64 + 20
-7x = 64 + 20

Combine like terms: 64 + 20 = 84
-7x = 84

Divide each side by '-7'.
x = -12

Simplifying
x = -12

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