3(5+x)-x=2x+15

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Solution for 3(5+x)-x=2x+15 equation:


Simplifying
3(5 + x) + -1x = 2x + 15
(5 * 3 + x * 3) + -1x = 2x + 15
(15 + 3x) + -1x = 2x + 15

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

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

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

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

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

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

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

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

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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