-18=3(x+3)

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Solution for -18=3(x+3) equation:


Simplifying
-18 = 3(x + 3)

Reorder the terms:
-18 = 3(3 + x)
-18 = (3 * 3 + x * 3)
-18 = (9 + 3x)

Solving
-18 = 9 + 3x

Solving for variable 'x'.

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

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

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

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

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

Combine like terms: 9 + 18 = 27
-3x = 27

Divide each side by '-3'.
x = -9

Simplifying
x = -9

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