(12+2u)+3=

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Solution for (12+2u)+3= equation:


Simplifying
(12 + 2u) + 3 = 0

Remove parenthesis around (12 + 2u)
12 + 2u + 3 = 0

Reorder the terms:
12 + 3 + 2u = 0

Combine like terms: 12 + 3 = 15
15 + 2u = 0

Solving
15 + 2u = 0

Solving for variable 'u'.

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

Add '-15' to each side of the equation.
15 + -15 + 2u = 0 + -15

Combine like terms: 15 + -15 = 0
0 + 2u = 0 + -15
2u = 0 + -15

Combine like terms: 0 + -15 = -15
2u = -15

Divide each side by '2'.
u = -7.5

Simplifying
u = -7.5

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