7z=4z+3z

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Solution for 7z=4z+3z equation: 


Simplifying
7z = 4z + 3z

Combine like terms: 4z + 3z = 7z
7z = 7z

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

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

Combine like terms: 7z + -7z = 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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