4(7-4x)-4(1+5x)=-12

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Solution for 4(7-4x)-4(1+5x)=-12 equation: 


Simplifying
4(7 + -4x) + -4(1 + 5x) = -12
(7 * 4 + -4x * 4) + -4(1 + 5x) = -12
(28 + -16x) + -4(1 + 5x) = -12
28 + -16x + (1 * -4 + 5x * -4) = -12
28 + -16x + (-4 + -20x) = -12

Reorder the terms:
28 + -4 + -16x + -20x = -12

Combine like terms: 28 + -4 = 24
24 + -16x + -20x = -12

Combine like terms: -16x + -20x = -36x
24 + -36x = -12

Solving
24 + -36x = -12

Solving for variable 'x'.

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

Add '-24' to each side of the equation.
24 + -24 + -36x = -12 + -24

Combine like terms: 24 + -24 = 0
0 + -36x = -12 + -24
-36x = -12 + -24

Combine like terms: -12 + -24 = -36
-36x = -36

Divide each side by '-36'.
x = 1

Simplifying
x = 1

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