4(x+5)-7=3(x-5)+12

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


Simplifying
4(x + 5) + -7 = 3(x + -5) + 12

Reorder the terms:
4(5 + x) + -7 = 3(x + -5) + 12
(5 * 4 + x * 4) + -7 = 3(x + -5) + 12
(20 + 4x) + -7 = 3(x + -5) + 12

Reorder the terms:
20 + -7 + 4x = 3(x + -5) + 12

Combine like terms: 20 + -7 = 13
13 + 4x = 3(x + -5) + 12

Reorder the terms:
13 + 4x = 3(-5 + x) + 12
13 + 4x = (-5 * 3 + x * 3) + 12
13 + 4x = (-15 + 3x) + 12

Reorder the terms:
13 + 4x = -15 + 12 + 3x

Combine like terms: -15 + 12 = -3
13 + 4x = -3 + 3x

Solving
13 + 4x = -3 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
13 + 4x + -3x = -3 + 3x + -3x

Combine like terms: 4x + -3x = 1x
13 + 1x = -3 + 3x + -3x

Combine like terms: 3x + -3x = 0
13 + 1x = -3 + 0
13 + 1x = -3

Add '-13' to each side of the equation.
13 + -13 + 1x = -3 + -13

Combine like terms: 13 + -13 = 0
0 + 1x = -3 + -13
1x = -3 + -13

Combine like terms: -3 + -13 = -16
1x = -16

Divide each side by '1'.
x = -16

Simplifying
x = -16

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