-9-10u=-10u-9

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Solution for -9-10u=-10u-9 equation: 


Simplifying
-9 + -10u = -10u + -9

Reorder the terms:
-9 + -10u = -9 + -10u

Add '9' to each side of the equation.
-9 + 9 + -10u = -9 + 9 + -10u

Combine like terms: -9 + 9 = 0
0 + -10u = -9 + 9 + -10u
-10u = -9 + 9 + -10u

Combine like terms: -9 + 9 = 0
-10u = 0 + -10u
-10u = -10u

Add '10u' to each side of the equation.
-10u + 10u = -10u + 10u

Combine like terms: -10u + 10u = 0
0 = -10u + 10u

Combine like terms: -10u + 10u = 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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