18x+90=15x-1

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Solution for 18x+90=15x-1 equation:


Simplifying
18x + 90 = 15x + -1

Reorder the terms:
90 + 18x = 15x + -1

Reorder the terms:
90 + 18x = -1 + 15x

Solving
90 + 18x = -1 + 15x

Solving for variable 'x'.

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

Add '-15x' to each side of the equation.
90 + 18x + -15x = -1 + 15x + -15x

Combine like terms: 18x + -15x = 3x
90 + 3x = -1 + 15x + -15x

Combine like terms: 15x + -15x = 0
90 + 3x = -1 + 0
90 + 3x = -1

Add '-90' to each side of the equation.
90 + -90 + 3x = -1 + -90

Combine like terms: 90 + -90 = 0
0 + 3x = -1 + -90
3x = -1 + -90

Combine like terms: -1 + -90 = -91
3x = -91

Divide each side by '3'.
x = -30.33333333

Simplifying
x = -30.33333333

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