3x-7=3x-7

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Solution for 3x-7=3x-7 equation: 


Simplifying
3x + -7 = 3x + -7

Reorder the terms:
-7 + 3x = 3x + -7

Reorder the terms:
-7 + 3x = -7 + 3x

Add '7' to each side of the equation.
-7 + 7 + 3x = -7 + 7 + 3x

Combine like terms: -7 + 7 = 0
0 + 3x = -7 + 7 + 3x
3x = -7 + 7 + 3x

Combine like terms: -7 + 7 = 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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