5(4-4x-8x)+7(8x+4)=12

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Solution for 5(4-4x-8x)+7(8x+4)=12 equation:


Simplifying
5(4 + -4x + -8x) + 7(8x + 4) = 12

Combine like terms: -4x + -8x = -12x
5(4 + -12x) + 7(8x + 4) = 12
(4 * 5 + -12x * 5) + 7(8x + 4) = 12
(20 + -60x) + 7(8x + 4) = 12

Reorder the terms:
20 + -60x + 7(4 + 8x) = 12
20 + -60x + (4 * 7 + 8x * 7) = 12
20 + -60x + (28 + 56x) = 12

Reorder the terms:
20 + 28 + -60x + 56x = 12

Combine like terms: 20 + 28 = 48
48 + -60x + 56x = 12

Combine like terms: -60x + 56x = -4x
48 + -4x = 12

Solving
48 + -4x = 12

Solving for variable 'x'.

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

Add '-48' to each side of the equation.
48 + -48 + -4x = 12 + -48

Combine like terms: 48 + -48 = 0
0 + -4x = 12 + -48
-4x = 12 + -48

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

Divide each side by '-4'.
x = 9

Simplifying
x = 9

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