-3x+9=18

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Solution for -3x+9=18 equation: 


Simplifying
-3x + 9 = 18

Reorder the terms:
9 + -3x = 18

Solving
9 + -3x = 18

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + -3x = 18 + -9

Combine like terms: 9 + -9 = 0
0 + -3x = 18 + -9
-3x = 18 + -9

Combine like terms: 18 + -9 = 9
-3x = 9

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

Simplifying
x = -3

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