90-5x=10x-15

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Solution for 90-5x=10x-15 equation:


Simplifying
90 + -5x = 10x + -15

Reorder the terms:
90 + -5x = -15 + 10x

Solving
90 + -5x = -15 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
90 + -5x + -10x = -15 + 10x + -10x

Combine like terms: -5x + -10x = -15x
90 + -15x = -15 + 10x + -10x

Combine like terms: 10x + -10x = 0
90 + -15x = -15 + 0
90 + -15x = -15

Add '-90' to each side of the equation.
90 + -90 + -15x = -15 + -90

Combine like terms: 90 + -90 = 0
0 + -15x = -15 + -90
-15x = -15 + -90

Combine like terms: -15 + -90 = -105
-15x = -105

Divide each side by '-15'.
x = 7

Simplifying
x = 7

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