3x+15-x=50

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Solution for 3x+15-x=50 equation:


Simplifying
3x + 15 + -1x = 50

Reorder the terms:
15 + 3x + -1x = 50

Combine like terms: 3x + -1x = 2x
15 + 2x = 50

Solving
15 + 2x = 50

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 2x = 50 + -15

Combine like terms: 15 + -15 = 0
0 + 2x = 50 + -15
2x = 50 + -15

Combine like terms: 50 + -15 = 35
2x = 35

Divide each side by '2'.
x = 17.5

Simplifying
x = 17.5

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