75-2x=x-15

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Solution for 75-2x=x-15 equation:


Simplifying
75 + -2x = x + -15

Reorder the terms:
75 + -2x = -15 + x

Solving
75 + -2x = -15 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
75 + -2x + -1x = -15 + x + -1x

Combine like terms: -2x + -1x = -3x
75 + -3x = -15 + x + -1x

Combine like terms: x + -1x = 0
75 + -3x = -15 + 0
75 + -3x = -15

Add '-75' to each side of the equation.
75 + -75 + -3x = -15 + -75

Combine like terms: 75 + -75 = 0
0 + -3x = -15 + -75
-3x = -15 + -75

Combine like terms: -15 + -75 = -90
-3x = -90

Divide each side by '-3'.
x = 30

Simplifying
x = 30

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