(u-3)*10=30

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Solution for (u-3)*10=30 equation:


Simplifying
(u + -3) * 10 = 30

Reorder the terms:
(-3 + u) * 10 = 30

Reorder the terms for easier multiplication:
10(-3 + u) = 30
(-3 * 10 + u * 10) = 30
(-30 + 10u) = 30

Solving
-30 + 10u = 30

Solving for variable 'u'.

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

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

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

Combine like terms: 30 + 30 = 60
10u = 60

Divide each side by '10'.
u = 6

Simplifying
u = 6

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