2u=5u+15

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Solution for 2u=5u+15 equation: 


Simplifying
2u = 5u + 15

Reorder the terms:
2u = 15 + 5u

Solving
2u = 15 + 5u

Solving for variable 'u'.

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

Add '-5u' to each side of the equation.
2u + -5u = 15 + 5u + -5u

Combine like terms: 2u + -5u = -3u
-3u = 15 + 5u + -5u

Combine like terms: 5u + -5u = 0
-3u = 15 + 0
-3u = 15

Divide each side by '-3'.
u = -5

Simplifying
u = -5

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