x+(2x-12)=90

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Solution for x+(2x-12)=90 equation:


Simplifying
x + (2x + -12) = 90

Reorder the terms:
x + (-12 + 2x) = 90

Remove parenthesis around (-12 + 2x)
x + -12 + 2x = 90

Reorder the terms:
-12 + x + 2x = 90

Combine like terms: x + 2x = 3x
-12 + 3x = 90

Solving
-12 + 3x = 90

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + 3x = 90 + 12

Combine like terms: -12 + 12 = 0
0 + 3x = 90 + 12
3x = 90 + 12

Combine like terms: 90 + 12 = 102
3x = 102

Divide each side by '3'.
x = 34

Simplifying
x = 34

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