3(x+4)=-2(x-7)-15

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Solution for 3(x+4)=-2(x-7)-15 equation:


Simplifying
3(x + 4) = -2(x + -7) + -15

Reorder the terms:
3(4 + x) = -2(x + -7) + -15
(4 * 3 + x * 3) = -2(x + -7) + -15
(12 + 3x) = -2(x + -7) + -15

Reorder the terms:
12 + 3x = -2(-7 + x) + -15
12 + 3x = (-7 * -2 + x * -2) + -15
12 + 3x = (14 + -2x) + -15

Reorder the terms:
12 + 3x = 14 + -15 + -2x

Combine like terms: 14 + -15 = -1
12 + 3x = -1 + -2x

Solving
12 + 3x = -1 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
12 + 3x + 2x = -1 + -2x + 2x

Combine like terms: 3x + 2x = 5x
12 + 5x = -1 + -2x + 2x

Combine like terms: -2x + 2x = 0
12 + 5x = -1 + 0
12 + 5x = -1

Add '-12' to each side of the equation.
12 + -12 + 5x = -1 + -12

Combine like terms: 12 + -12 = 0
0 + 5x = -1 + -12
5x = -1 + -12

Combine like terms: -1 + -12 = -13
5x = -13

Divide each side by '5'.
x = -2.6

Simplifying
x = -2.6

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