3x+15-x+15=6

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Solution for 3x+15-x+15=6 equation:


Simplifying
3x + 15 + -1x + 15 = 6

Reorder the terms:
15 + 15 + 3x + -1x = 6

Combine like terms: 15 + 15 = 30
30 + 3x + -1x = 6

Combine like terms: 3x + -1x = 2x
30 + 2x = 6

Solving
30 + 2x = 6

Solving for variable 'x'.

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

Add '-30' to each side of the equation.
30 + -30 + 2x = 6 + -30

Combine like terms: 30 + -30 = 0
0 + 2x = 6 + -30
2x = 6 + -30

Combine like terms: 6 + -30 = -24
2x = -24

Divide each side by '2'.
x = -12

Simplifying
x = -12

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