30=2+4u

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Solution for 30=2+4u equation:


Simplifying
30 = 2 + 4u

Solving
30 = 2 + 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.
30 + -4u = 2 + 4u + -4u

Combine like terms: 4u + -4u = 0
30 + -4u = 2 + 0
30 + -4u = 2

Add '-30' to each side of the equation.
30 + -30 + -4u = 2 + -30

Combine like terms: 30 + -30 = 0
0 + -4u = 2 + -30
-4u = 2 + -30

Combine like terms: 2 + -30 = -28
-4u = -28

Divide each side by '-4'.
u = 7

Simplifying
u = 7

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