15x-90=x-18

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Solution for 15x-90=x-18 equation:


Simplifying
15x + -90 = x + -18

Reorder the terms:
-90 + 15x = x + -18

Reorder the terms:
-90 + 15x = -18 + x

Solving
-90 + 15x = -18 + 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.
-90 + 15x + -1x = -18 + x + -1x

Combine like terms: 15x + -1x = 14x
-90 + 14x = -18 + x + -1x

Combine like terms: x + -1x = 0
-90 + 14x = -18 + 0
-90 + 14x = -18

Add '90' to each side of the equation.
-90 + 90 + 14x = -18 + 90

Combine like terms: -90 + 90 = 0
0 + 14x = -18 + 90
14x = -18 + 90

Combine like terms: -18 + 90 = 72
14x = 72

Divide each side by '14'.
x = 5.142857143

Simplifying
x = 5.142857143

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