5(u+6)=3u+42

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Solution for 5(u+6)=3u+42 equation:


Simplifying
5(u + 6) = 3u + 42

Reorder the terms:
5(6 + u) = 3u + 42
(6 * 5 + u * 5) = 3u + 42
(30 + 5u) = 3u + 42

Reorder the terms:
30 + 5u = 42 + 3u

Solving
30 + 5u = 42 + 3u

Solving for variable 'u'.

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

Add '-3u' to each side of the equation.
30 + 5u + -3u = 42 + 3u + -3u

Combine like terms: 5u + -3u = 2u
30 + 2u = 42 + 3u + -3u

Combine like terms: 3u + -3u = 0
30 + 2u = 42 + 0
30 + 2u = 42

Add '-30' to each side of the equation.
30 + -30 + 2u = 42 + -30

Combine like terms: 30 + -30 = 0
0 + 2u = 42 + -30
2u = 42 + -30

Combine like terms: 42 + -30 = 12
2u = 12

Divide each side by '2'.
u = 6

Simplifying
u = 6

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