-3=3(6+x)

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Solution for -3=3(6+x) equation: 


Simplifying
-3 = 3(6 + x)
-3 = (6 * 3 + x * 3)
-3 = (18 + 3x)

Solving
-3 = 18 + 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.
-3 + -3x = 18 + 3x + -3x

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

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

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

Combine like terms: 18 + 3 = 21
-3x = 21

Divide each side by '-3'.
x = -7

Simplifying
x = -7

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