15x-3x-12x+5x=20

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Solution for 15x-3x-12x+5x=20 equation: 


Simplifying
15x + -3x + -12x + 5x = 20

Combine like terms: 15x + -3x = 12x
12x + -12x + 5x = 20

Combine like terms: 12x + -12x = 0
0 + 5x = 20
5x = 20

Solving
5x = 20

Solving for variable 'x'.

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

Divide each side by '5'.
x = 4

Simplifying
x = 4

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