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

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


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

Reorder the terms:
-8 + 7x + -2x = 4 + -1(3x + -12)

Combine like terms: 7x + -2x = 5x
-8 + 5x = 4 + -1(3x + -12)

Reorder the terms:
-8 + 5x = 4 + -1(-12 + 3x)
-8 + 5x = 4 + (-12 * -1 + 3x * -1)
-8 + 5x = 4 + (12 + -3x)

Combine like terms: 4 + 12 = 16
-8 + 5x = 16 + -3x

Solving
-8 + 5x = 16 + -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.
-8 + 5x + 3x = 16 + -3x + 3x

Combine like terms: 5x + 3x = 8x
-8 + 8x = 16 + -3x + 3x

Combine like terms: -3x + 3x = 0
-8 + 8x = 16 + 0
-8 + 8x = 16

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

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

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

Divide each side by '8'.
x = 3

Simplifying
x = 3

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