-2(-2u+20)+u=

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Solution for -2(-2u+20)+u= equation:


Simplifying
-2(-2u + 20) + u = 0

Reorder the terms:
-2(20 + -2u) + u = 0
(20 * -2 + -2u * -2) + u = 0
(-40 + 4u) + u = 0

Combine like terms: 4u + u = 5u
-40 + 5u = 0

Solving
-40 + 5u = 0

Solving for variable 'u'.

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

Add '40' to each side of the equation.
-40 + 40 + 5u = 0 + 40

Combine like terms: -40 + 40 = 0
0 + 5u = 0 + 40
5u = 0 + 40

Combine like terms: 0 + 40 = 40
5u = 40

Divide each side by '5'.
u = 8

Simplifying
u = 8

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