20u-7u-11u+4u=12

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Solution for 20u-7u-11u+4u=12 equation: 


Simplifying
20u + -7u + -11u + 4u = 12

Combine like terms: 20u + -7u = 13u
13u + -11u + 4u = 12

Combine like terms: 13u + -11u = 2u
2u + 4u = 12

Combine like terms: 2u + 4u = 6u
6u = 12

Solving
6u = 12

Solving for variable 'u'.

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

Divide each side by '6'.
u = 2

Simplifying
u = 2

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