30=13u-8u

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Solution for 30=13u-8u equation:


Simplifying
30 = 13u + -8u

Combine like terms: 13u + -8u = 5u
30 = 5u

Solving
30 = 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.
30 + -5u = 5u + -5u

Combine like terms: 5u + -5u = 0
30 + -5u = 0

Add '-30' to each side of the equation.
30 + -30 + -5u = 0 + -30

Combine like terms: 30 + -30 = 0
0 + -5u = 0 + -30
-5u = 0 + -30

Combine like terms: 0 + -30 = -30
-5u = -30

Divide each side by '-5'.
u = 6

Simplifying
u = 6

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