3(5x+2)-(-9x-8)=7(x-4)+(x+12)

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Solution for 3(5x+2)-(-9x-8)=7(x-4)+(x+12) equation:


Simplifying
3(5x + 2) + -1(-9x + -8) = 7(x + -4) + (x + 12)

Reorder the terms:
3(2 + 5x) + -1(-9x + -8) = 7(x + -4) + (x + 12)
(2 * 3 + 5x * 3) + -1(-9x + -8) = 7(x + -4) + (x + 12)
(6 + 15x) + -1(-9x + -8) = 7(x + -4) + (x + 12)

Reorder the terms:
6 + 15x + -1(-8 + -9x) = 7(x + -4) + (x + 12)
6 + 15x + (-8 * -1 + -9x * -1) = 7(x + -4) + (x + 12)
6 + 15x + (8 + 9x) = 7(x + -4) + (x + 12)

Reorder the terms:
6 + 8 + 15x + 9x = 7(x + -4) + (x + 12)

Combine like terms: 6 + 8 = 14
14 + 15x + 9x = 7(x + -4) + (x + 12)

Combine like terms: 15x + 9x = 24x
14 + 24x = 7(x + -4) + (x + 12)

Reorder the terms:
14 + 24x = 7(-4 + x) + (x + 12)
14 + 24x = (-4 * 7 + x * 7) + (x + 12)
14 + 24x = (-28 + 7x) + (x + 12)

Reorder the terms:
14 + 24x = -28 + 7x + (12 + x)

Remove parenthesis around (12 + x)
14 + 24x = -28 + 7x + 12 + x

Reorder the terms:
14 + 24x = -28 + 12 + 7x + x

Combine like terms: -28 + 12 = -16
14 + 24x = -16 + 7x + x

Combine like terms: 7x + x = 8x
14 + 24x = -16 + 8x

Solving
14 + 24x = -16 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
14 + 24x + -8x = -16 + 8x + -8x

Combine like terms: 24x + -8x = 16x
14 + 16x = -16 + 8x + -8x

Combine like terms: 8x + -8x = 0
14 + 16x = -16 + 0
14 + 16x = -16

Add '-14' to each side of the equation.
14 + -14 + 16x = -16 + -14

Combine like terms: 14 + -14 = 0
0 + 16x = -16 + -14
16x = -16 + -14

Combine like terms: -16 + -14 = -30
16x = -30

Divide each side by '16'.
x = -1.875

Simplifying
x = -1.875

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