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

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


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

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

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

Reorder the terms:
12 + 4x = -8 + -7 + 2x

Combine like terms: -8 + -7 = -15
12 + 4x = -15 + 2x

Solving
12 + 4x = -15 + 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 + 4x + -2x = -15 + 2x + -2x

Combine like terms: 4x + -2x = 2x
12 + 2x = -15 + 2x + -2x

Combine like terms: 2x + -2x = 0
12 + 2x = -15 + 0
12 + 2x = -15

Add '-12' to each side of the equation.
12 + -12 + 2x = -15 + -12

Combine like terms: 12 + -12 = 0
0 + 2x = -15 + -12
2x = -15 + -12

Combine like terms: -15 + -12 = -27
2x = -27

Divide each side by '2'.
x = -13.5

Simplifying
x = -13.5

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