-3(4+x)=15

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Solution for -3(4+x)=15 equation: 


Simplifying
-3(4 + x) = 15
(4 * -3 + x * -3) = 15
(-12 + -3x) = 15

Solving
-12 + -3x = 15

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + -3x = 15 + 12

Combine like terms: -12 + 12 = 0
0 + -3x = 15 + 12
-3x = 15 + 12

Combine like terms: 15 + 12 = 27
-3x = 27

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

Simplifying
x = -9

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