3x+7+x+1=4x+12-4

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Solution for 3x+7+x+1=4x+12-4 equation: 


Simplifying
3x + 7 + x + 1 = 4x + 12 + -4

Reorder the terms:
7 + 1 + 3x + x = 4x + 12 + -4

Combine like terms: 7 + 1 = 8
8 + 3x + x = 4x + 12 + -4

Combine like terms: 3x + x = 4x
8 + 4x = 4x + 12 + -4

Reorder the terms:
8 + 4x = 12 + -4 + 4x

Combine like terms: 12 + -4 = 8
8 + 4x = 8 + 4x

Add '-8' to each side of the equation.
8 + -8 + 4x = 8 + -8 + 4x

Combine like terms: 8 + -8 = 0
0 + 4x = 8 + -8 + 4x
4x = 8 + -8 + 4x

Combine like terms: 8 + -8 = 0
4x = 0 + 4x
4x = 4x

Add '-4x' to each side of the equation.
4x + -4x = 4x + -4x

Combine like terms: 4x + -4x = 0
0 = 4x + -4x

Combine like terms: 4x + -4x = 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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