5x+(x-12)=90

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Solution for 5x+(x-12)=90 equation:


Simplifying
5x + (x + -12) = 90

Reorder the terms:
5x + (-12 + x) = 90

Remove parenthesis around (-12 + x)
5x + -12 + x = 90

Reorder the terms:
-12 + 5x + x = 90

Combine like terms: 5x + x = 6x
-12 + 6x = 90

Solving
-12 + 6x = 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 + 6x = 90 + 12

Combine like terms: -12 + 12 = 0
0 + 6x = 90 + 12
6x = 90 + 12

Combine like terms: 90 + 12 = 102
6x = 102

Divide each side by '6'.
x = 17

Simplifying
x = 17

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