178=x+115+x+87

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Solution for 178=x+115+x+87 equation:


Simplifying
178 = x + 115 + x + 87

Reorder the terms:
178 = 115 + 87 + x + x

Combine like terms: 115 + 87 = 202
178 = 202 + x + x

Combine like terms: x + x = 2x
178 = 202 + 2x

Solving
178 = 202 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
178 + -2x = 202 + 2x + -2x

Combine like terms: 2x + -2x = 0
178 + -2x = 202 + 0
178 + -2x = 202

Add '-178' to each side of the equation.
178 + -178 + -2x = 202 + -178

Combine like terms: 178 + -178 = 0
0 + -2x = 202 + -178
-2x = 202 + -178

Combine like terms: 202 + -178 = 24
-2x = 24

Divide each side by '-2'.
x = -12

Simplifying
x = -12

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