4(9-x)=-12

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Solution for 4(9-x)=-12 equation:


Simplifying
4(9 + -1x) = -12
(9 * 4 + -1x * 4) = -12
(36 + -4x) = -12

Solving
36 + -4x = -12

Solving for variable 'x'.

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

Add '-36' to each side of the equation.
36 + -36 + -4x = -12 + -36

Combine like terms: 36 + -36 = 0
0 + -4x = -12 + -36
-4x = -12 + -36

Combine like terms: -12 + -36 = -48
-4x = -48

Divide each side by '-4'.
x = 12

Simplifying
x = 12

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