2u+3(u-3)=36

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Solution for 2u+3(u-3)=36 equation:


Simplifying
2u + 3(u + -3) = 36

Reorder the terms:
2u + 3(-3 + u) = 36
2u + (-3 * 3 + u * 3) = 36
2u + (-9 + 3u) = 36

Reorder the terms:
-9 + 2u + 3u = 36

Combine like terms: 2u + 3u = 5u
-9 + 5u = 36

Solving
-9 + 5u = 36

Solving for variable 'u'.

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

Add '9' to each side of the equation.
-9 + 9 + 5u = 36 + 9

Combine like terms: -9 + 9 = 0
0 + 5u = 36 + 9
5u = 36 + 9

Combine like terms: 36 + 9 = 45
5u = 45

Divide each side by '5'.
u = 9

Simplifying
u = 9

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