4(2x-7)-2(x+8)=12x-42

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Solution for 4(2x-7)-2(x+8)=12x-42 equation:


Simplifying
4(2x + -7) + -2(x + 8) = 12x + -42

Reorder the terms:
4(-7 + 2x) + -2(x + 8) = 12x + -42
(-7 * 4 + 2x * 4) + -2(x + 8) = 12x + -42
(-28 + 8x) + -2(x + 8) = 12x + -42

Reorder the terms:
-28 + 8x + -2(8 + x) = 12x + -42
-28 + 8x + (8 * -2 + x * -2) = 12x + -42
-28 + 8x + (-16 + -2x) = 12x + -42

Reorder the terms:
-28 + -16 + 8x + -2x = 12x + -42

Combine like terms: -28 + -16 = -44
-44 + 8x + -2x = 12x + -42

Combine like terms: 8x + -2x = 6x
-44 + 6x = 12x + -42

Reorder the terms:
-44 + 6x = -42 + 12x

Solving
-44 + 6x = -42 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
-44 + 6x + -12x = -42 + 12x + -12x

Combine like terms: 6x + -12x = -6x
-44 + -6x = -42 + 12x + -12x

Combine like terms: 12x + -12x = 0
-44 + -6x = -42 + 0
-44 + -6x = -42

Add '44' to each side of the equation.
-44 + 44 + -6x = -42 + 44

Combine like terms: -44 + 44 = 0
0 + -6x = -42 + 44
-6x = -42 + 44

Combine like terms: -42 + 44 = 2
-6x = 2

Divide each side by '-6'.
x = -0.3333333333

Simplifying
x = -0.3333333333

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