30=-10u

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Solution for 30=-10u equation:


Simplifying
30 = -10u

Solving
30 = -10u

Solving for variable 'u'.

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

Add '10u' to each side of the equation.
30 + 10u = -10u + 10u

Combine like terms: -10u + 10u = 0
30 + 10u = 0

Add '-30' to each side of the equation.
30 + -30 + 10u = 0 + -30

Combine like terms: 30 + -30 = 0
0 + 10u = 0 + -30
10u = 0 + -30

Combine like terms: 0 + -30 = -30
10u = -30

Divide each side by '10'.
u = -3

Simplifying
u = -3

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