-15x-216=120+x

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Solution for -15x-216=120+x equation:


Simplifying
-15x + -216 = 120 + x

Reorder the terms:
-216 + -15x = 120 + x

Solving
-216 + -15x = 120 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-216 + -15x + -1x = 120 + x + -1x

Combine like terms: -15x + -1x = -16x
-216 + -16x = 120 + x + -1x

Combine like terms: x + -1x = 0
-216 + -16x = 120 + 0
-216 + -16x = 120

Add '216' to each side of the equation.
-216 + 216 + -16x = 120 + 216

Combine like terms: -216 + 216 = 0
0 + -16x = 120 + 216
-16x = 120 + 216

Combine like terms: 120 + 216 = 336
-16x = 336

Divide each side by '-16'.
x = -21

Simplifying
x = -21

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