7x+5(x+3)+4x-x-2=15x+13

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Solution for 7x+5(x+3)+4x-x-2=15x+13 equation: 


Simplifying
7x + 5(x + 3) + 4x + -1x + -2 = 15x + 13

Reorder the terms:
7x + 5(3 + x) + 4x + -1x + -2 = 15x + 13
7x + (3 * 5 + x * 5) + 4x + -1x + -2 = 15x + 13
7x + (15 + 5x) + 4x + -1x + -2 = 15x + 13

Reorder the terms:
15 + -2 + 7x + 5x + 4x + -1x = 15x + 13

Combine like terms: 15 + -2 = 13
13 + 7x + 5x + 4x + -1x = 15x + 13

Combine like terms: 7x + 5x = 12x
13 + 12x + 4x + -1x = 15x + 13

Combine like terms: 12x + 4x = 16x
13 + 16x + -1x = 15x + 13

Combine like terms: 16x + -1x = 15x
13 + 15x = 15x + 13

Reorder the terms:
13 + 15x = 13 + 15x

Add '-13' to each side of the equation.
13 + -13 + 15x = 13 + -13 + 15x

Combine like terms: 13 + -13 = 0
0 + 15x = 13 + -13 + 15x
15x = 13 + -13 + 15x

Combine like terms: 13 + -13 = 0
15x = 0 + 15x
15x = 15x

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

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

Combine like terms: 15x + -15x = 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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