4(3+x)=-16

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Solution for 4(3+x)=-16 equation: 


Simplifying
4(3 + x) = -16
(3 * 4 + x * 4) = -16
(12 + 4x) = -16

Solving
12 + 4x = -16

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 + 4x = -16 + -12

Combine like terms: 12 + -12 = 0
0 + 4x = -16 + -12
4x = -16 + -12

Combine like terms: -16 + -12 = -28
4x = -28

Divide each side by '4'.
x = -7

Simplifying
x = -7

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