4u-5=u+16

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Solution for 4u-5=u+16 equation:


Simplifying
4u + -5 = u + 16

Reorder the terms:
-5 + 4u = u + 16

Reorder the terms:
-5 + 4u = 16 + u

Solving
-5 + 4u = 16 + u

Solving for variable 'u'.

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

Add '-1u' to each side of the equation.
-5 + 4u + -1u = 16 + u + -1u

Combine like terms: 4u + -1u = 3u
-5 + 3u = 16 + u + -1u

Combine like terms: u + -1u = 0
-5 + 3u = 16 + 0
-5 + 3u = 16

Add '5' to each side of the equation.
-5 + 5 + 3u = 16 + 5

Combine like terms: -5 + 5 = 0
0 + 3u = 16 + 5
3u = 16 + 5

Combine like terms: 16 + 5 = 21
3u = 21

Divide each side by '3'.
u = 7

Simplifying
u = 7

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