3x+12-4=2x+8+4

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


Simplifying
3x + 12 + -4 = 2x + 8 + 4

Reorder the terms:
12 + -4 + 3x = 2x + 8 + 4

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

Reorder the terms:
8 + 3x = 8 + 4 + 2x

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

Solving
8 + 3x = 12 + 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.
8 + 3x + -2x = 12 + 2x + -2x

Combine like terms: 3x + -2x = 1x
8 + 1x = 12 + 2x + -2x

Combine like terms: 2x + -2x = 0
8 + 1x = 12 + 0
8 + 1x = 12

Add '-8' to each side of the equation.
8 + -8 + 1x = 12 + -8

Combine like terms: 8 + -8 = 0
0 + 1x = 12 + -8
1x = 12 + -8

Combine like terms: 12 + -8 = 4
1x = 4

Divide each side by '1'.
x = 4

Simplifying
x = 4

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