4(3-x)-(12+x)=4

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Solution for 4(3-x)-(12+x)=4 equation: 


Simplifying
4(3 + -1x) + -1(12 + x) = 4
(3 * 4 + -1x * 4) + -1(12 + x) = 4
(12 + -4x) + -1(12 + x) = 4
12 + -4x + (12 * -1 + x * -1) = 4
12 + -4x + (-12 + -1x) = 4

Reorder the terms:
12 + -12 + -4x + -1x = 4

Combine like terms: 12 + -12 = 0
0 + -4x + -1x = 4
-4x + -1x = 4

Combine like terms: -4x + -1x = -5x
-5x = 4

Solving
-5x = 4

Solving for variable 'x'.

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

Divide each side by '-5'.
x = -0.8

Simplifying
x = -0.8

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