-x-6x-56=21

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Solution for -x-6x-56=21 equation:


Simplifying
-1x + -6x + -56 = 21

Reorder the terms:
-56 + -1x + -6x = 21

Combine like terms: -1x + -6x = -7x
-56 + -7x = 21

Solving
-56 + -7x = 21

Solving for variable 'x'.

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

Add '56' to each side of the equation.
-56 + 56 + -7x = 21 + 56

Combine like terms: -56 + 56 = 0
0 + -7x = 21 + 56
-7x = 21 + 56

Combine like terms: 21 + 56 = 77
-7x = 77

Divide each side by '-7'.
x = -11

Simplifying
x = -11

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