-3x-4+2+5x=12+8

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Solution for -3x-4+2+5x=12+8 equation:


Simplifying
-3x + -4 + 2 + 5x = 12 + 8

Reorder the terms:
-4 + 2 + -3x + 5x = 12 + 8

Combine like terms: -4 + 2 = -2
-2 + -3x + 5x = 12 + 8

Combine like terms: -3x + 5x = 2x
-2 + 2x = 12 + 8

Combine like terms: 12 + 8 = 20
-2 + 2x = 20

Solving
-2 + 2x = 20

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + 2x = 20 + 2

Combine like terms: -2 + 2 = 0
0 + 2x = 20 + 2
2x = 20 + 2

Combine like terms: 20 + 2 = 22
2x = 22

Divide each side by '2'.
x = 11

Simplifying
x = 11

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