8u=4u+20

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Solution for 8u=4u+20 equation: 


Simplifying
8u = 4u + 20

Reorder the terms:
8u = 20 + 4u

Solving
8u = 20 + 4u

Solving for variable 'u'.

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

Add '-4u' to each side of the equation.
8u + -4u = 20 + 4u + -4u

Combine like terms: 8u + -4u = 4u
4u = 20 + 4u + -4u

Combine like terms: 4u + -4u = 0
4u = 20 + 0
4u = 20

Divide each side by '4'.
u = 5

Simplifying
u = 5

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