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

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


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

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

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

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

Combine like terms: 8 + -2 = 6
12 + 4x = 6 + -3x

Solving
12 + 4x = 6 + -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.
12 + 4x + 3x = 6 + -3x + 3x

Combine like terms: 4x + 3x = 7x
12 + 7x = 6 + -3x + 3x

Combine like terms: -3x + 3x = 0
12 + 7x = 6 + 0
12 + 7x = 6

Add '-12' to each side of the equation.
12 + -12 + 7x = 6 + -12

Combine like terms: 12 + -12 = 0
0 + 7x = 6 + -12
7x = 6 + -12

Combine like terms: 6 + -12 = -6
7x = -6

Divide each side by '7'.
x = -0.8571428571

Simplifying
x = -0.8571428571

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