5u+5-u=4u-4+9

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


Simplifying
5u + 5 + -1u = 4u + -4 + 9

Reorder the terms:
5 + 5u + -1u = 4u + -4 + 9

Combine like terms: 5u + -1u = 4u
5 + 4u = 4u + -4 + 9

Reorder the terms:
5 + 4u = -4 + 9 + 4u

Combine like terms: -4 + 9 = 5
5 + 4u = 5 + 4u

Add '-5' to each side of the equation.
5 + -5 + 4u = 5 + -5 + 4u

Combine like terms: 5 + -5 = 0
0 + 4u = 5 + -5 + 4u
4u = 5 + -5 + 4u

Combine like terms: 5 + -5 = 0
4u = 0 + 4u
4u = 4u

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

Combine like terms: 4u + -4u = 0
0 = 4u + -4u

Combine like terms: 4u + -4u = 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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