158=x+2x+(x+18)

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Solution for 158=x+2x+(x+18) equation:


Simplifying
158 = x + 2x + (x + 18)

Reorder the terms:
158 = x + 2x + (18 + x)

Remove parenthesis around (18 + x)
158 = x + 2x + 18 + x

Reorder the terms:
158 = 18 + x + 2x + x

Combine like terms: x + 2x = 3x
158 = 18 + 3x + x

Combine like terms: 3x + x = 4x
158 = 18 + 4x

Solving
158 = 18 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
158 + -4x = 18 + 4x + -4x

Combine like terms: 4x + -4x = 0
158 + -4x = 18 + 0
158 + -4x = 18

Add '-158' to each side of the equation.
158 + -158 + -4x = 18 + -158

Combine like terms: 158 + -158 = 0
0 + -4x = 18 + -158
-4x = 18 + -158

Combine like terms: 18 + -158 = -140
-4x = -140

Divide each side by '-4'.
x = 35

Simplifying
x = 35

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