-12x+11+9x=15-(3x+4)

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Solution for -12x+11+9x=15-(3x+4) equation: 


Simplifying
-12x + 11 + 9x = 15 + -1(3x + 4)

Reorder the terms:
11 + -12x + 9x = 15 + -1(3x + 4)

Combine like terms: -12x + 9x = -3x
11 + -3x = 15 + -1(3x + 4)

Reorder the terms:
11 + -3x = 15 + -1(4 + 3x)
11 + -3x = 15 + (4 * -1 + 3x * -1)
11 + -3x = 15 + (-4 + -3x)

Combine like terms: 15 + -4 = 11
11 + -3x = 11 + -3x

Add '-11' to each side of the equation.
11 + -11 + -3x = 11 + -11 + -3x

Combine like terms: 11 + -11 = 0
0 + -3x = 11 + -11 + -3x
-3x = 11 + -11 + -3x

Combine like terms: 11 + -11 = 0
-3x = 0 + -3x
-3x = -3x

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

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

Combine like terms: -3x + 3x = 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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