-18=9(8-x)

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Solution for -18=9(8-x) equation:


Simplifying
-18 = 9(8 + -1x)
-18 = (8 * 9 + -1x * 9)
-18 = (72 + -9x)

Solving
-18 = 72 + -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.
-18 + 9x = 72 + -9x + 9x

Combine like terms: -9x + 9x = 0
-18 + 9x = 72 + 0
-18 + 9x = 72

Add '18' to each side of the equation.
-18 + 18 + 9x = 72 + 18

Combine like terms: -18 + 18 = 0
0 + 9x = 72 + 18
9x = 72 + 18

Combine like terms: 72 + 18 = 90
9x = 90

Divide each side by '9'.
x = 10

Simplifying
x = 10

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