2u-12+5u+2+2u+1=180

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Solution for 2u-12+5u+2+2u+1=180 equation: 


Simplifying
2u + -12 + 5u + 2 + 2u + 1 = 180

Reorder the terms:
-12 + 2 + 1 + 2u + 5u + 2u = 180

Combine like terms: -12 + 2 = -10
-10 + 1 + 2u + 5u + 2u = 180

Combine like terms: -10 + 1 = -9
-9 + 2u + 5u + 2u = 180

Combine like terms: 2u + 5u = 7u
-9 + 7u + 2u = 180

Combine like terms: 7u + 2u = 9u
-9 + 9u = 180

Solving
-9 + 9u = 180

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 + 9u = 180 + 9

Combine like terms: -9 + 9 = 0
0 + 9u = 180 + 9
9u = 180 + 9

Combine like terms: 180 + 9 = 189
9u = 189

Divide each side by '9'.
u = 21

Simplifying
u = 21

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