3x+12+x+26=90

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Solution for 3x+12+x+26=90 equation:


Simplifying
3x + 12 + x + 26 = 90

Reorder the terms:
12 + 26 + 3x + x = 90

Combine like terms: 12 + 26 = 38
38 + 3x + x = 90

Combine like terms: 3x + x = 4x
38 + 4x = 90

Solving
38 + 4x = 90

Solving for variable 'x'.

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

Add '-38' to each side of the equation.
38 + -38 + 4x = 90 + -38

Combine like terms: 38 + -38 = 0
0 + 4x = 90 + -38
4x = 90 + -38

Combine like terms: 90 + -38 = 52
4x = 52

Divide each side by '4'.
x = 13

Simplifying
x = 13

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