(u+4)*10=90

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Solution for (u+4)*10=90 equation:


Simplifying
(u + 4) * 10 = 90

Reorder the terms:
(4 + u) * 10 = 90

Reorder the terms for easier multiplication:
10(4 + u) = 90
(4 * 10 + u * 10) = 90
(40 + 10u) = 90

Solving
40 + 10u = 90

Solving for variable 'u'.

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

Add '-40' to each side of the equation.
40 + -40 + 10u = 90 + -40

Combine like terms: 40 + -40 = 0
0 + 10u = 90 + -40
10u = 90 + -40

Combine like terms: 90 + -40 = 50
10u = 50

Divide each side by '10'.
u = 5

Simplifying
u = 5

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