0=3x+15-x

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Solution for 0=3x+15-x equation:


Simplifying
0 = 3x + 15 + -1x

Reorder the terms:
0 = 15 + 3x + -1x

Combine like terms: 3x + -1x = 2x
0 = 15 + 2x

Solving
0 = 15 + 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.
0 + -2x = 15 + 2x + -2x
Remove the zero:
-2x = 15 + 2x + -2x

Combine like terms: 2x + -2x = 0
-2x = 15 + 0
-2x = 15

Divide each side by '-2'.
x = -7.5

Simplifying
x = -7.5

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