7x=x+90

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Solution for 7x=x+90 equation: 


Simplifying
7x = x + 90

Reorder the terms:
7x = 90 + x

Solving
7x = 90 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
7x + -1x = 90 + x + -1x

Combine like terms: 7x + -1x = 6x
6x = 90 + x + -1x

Combine like terms: x + -1x = 0
6x = 90 + 0
6x = 90

Divide each side by '6'.
x = 15

Simplifying
x = 15

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