90-7x=

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Solution for 90-7x= equation: 


Simplifying
90 + -7x = 0

Solving
90 + -7x = 0

Solving for variable 'x'.

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

Add '-90' to each side of the equation.
90 + -90 + -7x = 0 + -90

Combine like terms: 90 + -90 = 0
0 + -7x = 0 + -90
-7x = 0 + -90

Combine like terms: 0 + -90 = -90
-7x = -90

Divide each side by '-7'.
x = 12.85714286

Simplifying
x = 12.85714286

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