x-15=9x-18

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Solution for x-15=9x-18 equation:


Simplifying
x + -15 = 9x + -18

Reorder the terms:
-15 + x = 9x + -18

Reorder the terms:
-15 + x = -18 + 9x

Solving
-15 + x = -18 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-15 + x + -9x = -18 + 9x + -9x

Combine like terms: x + -9x = -8x
-15 + -8x = -18 + 9x + -9x

Combine like terms: 9x + -9x = 0
-15 + -8x = -18 + 0
-15 + -8x = -18

Add '15' to each side of the equation.
-15 + 15 + -8x = -18 + 15

Combine like terms: -15 + 15 = 0
0 + -8x = -18 + 15
-8x = -18 + 15

Combine like terms: -18 + 15 = -3
-8x = -3

Divide each side by '-8'.
x = 0.375

Simplifying
x = 0.375

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