3x-4(4x+2)=9x+12(8-2)

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Solution for 3x-4(4x+2)=9x+12(8-2) equation:


Simplifying
3x + -4(4x + 2) = 9x + 12(8 + -2)

Reorder the terms:
3x + -4(2 + 4x) = 9x + 12(8 + -2)
3x + (2 * -4 + 4x * -4) = 9x + 12(8 + -2)
3x + (-8 + -16x) = 9x + 12(8 + -2)

Reorder the terms:
-8 + 3x + -16x = 9x + 12(8 + -2)

Combine like terms: 3x + -16x = -13x
-8 + -13x = 9x + 12(8 + -2)

Combine like terms: 8 + -2 = 6
-8 + -13x = 9x + 12(6)

Multiply 12 * 6
-8 + -13x = 9x + 72

Reorder the terms:
-8 + -13x = 72 + 9x

Solving
-8 + -13x = 72 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-8 + -13x + -9x = 72 + 9x + -9x

Combine like terms: -13x + -9x = -22x
-8 + -22x = 72 + 9x + -9x

Combine like terms: 9x + -9x = 0
-8 + -22x = 72 + 0
-8 + -22x = 72

Add '8' to each side of the equation.
-8 + 8 + -22x = 72 + 8

Combine like terms: -8 + 8 = 0
0 + -22x = 72 + 8
-22x = 72 + 8

Combine like terms: 72 + 8 = 80
-22x = 80

Divide each side by '-22'.
x = -3.636363636

Simplifying
x = -3.636363636

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