13x+12=90

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Solution for 13x+12=90 equation: 


Simplifying
13x + 12 = 90

Reorder the terms:
12 + 13x = 90

Solving
12 + 13x = 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 + 13x = 90 + -12

Combine like terms: 12 + -12 = 0
0 + 13x = 90 + -12
13x = 90 + -12

Combine like terms: 90 + -12 = 78
13x = 78

Divide each side by '13'.
x = 6

Simplifying
x = 6

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