3x-15+18=

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Solution for 3x-15+18= equation: 


Simplifying
3x + -15 + 18 = 0

Reorder the terms:
-15 + 18 + 3x = 0

Combine like terms: -15 + 18 = 3
3 + 3x = 0

Solving
3 + 3x = 0

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 3x = 0 + -3

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

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

Divide each side by '3'.
x = -1

Simplifying
x = -1

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