(7x-4)=7x-4

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Solution for (7x-4)=7x-4 equation: 


Simplifying
(7x + -4) = 7x + -4

Reorder the terms:
(-4 + 7x) = 7x + -4

Remove parenthesis around (-4 + 7x)
-4 + 7x = 7x + -4

Reorder the terms:
-4 + 7x = -4 + 7x

Add '4' to each side of the equation.
-4 + 4 + 7x = -4 + 4 + 7x

Combine like terms: -4 + 4 = 0
0 + 7x = -4 + 4 + 7x
7x = -4 + 4 + 7x

Combine like terms: -4 + 4 = 0
7x = 0 + 7x
7x = 7x

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

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

Combine like terms: 7x + -7x = 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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