u-13=-13+4u

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Solution for u-13=-13+4u equation:


Simplifying
u + -13 = -13 + 4u

Reorder the terms:
-13 + u = -13 + 4u

Add '13' to each side of the equation.
-13 + 13 + u = -13 + 13 + 4u

Combine like terms: -13 + 13 = 0
0 + u = -13 + 13 + 4u
u = -13 + 13 + 4u

Combine like terms: -13 + 13 = 0
u = 0 + 4u
u = 4u

Solving
u = 4u

Solving for variable 'u'.

Move all terms containing u to the left, all other terms to the right.

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

Combine like terms: u + -4u = -3u
-3u = 4u + -4u

Combine like terms: 4u + -4u = 0
-3u = 0

Divide each side by '-3'.
u = 0

Simplifying
u = 0

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