5r+4r-9r=

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Solution for 5r+4r-9r= equation:


Simplifying
5r + 4r + -9r = 0

Combine like terms: 5r + 4r = 9r
9r + -9r = 0

Combine like terms: 9r + -9r = 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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