20=2u-8

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Solution for 20=2u-8 equation:


Simplifying
20 = 2u + -8

Reorder the terms:
20 = -8 + 2u

Solving
20 = -8 + 2u

Solving for variable 'u'.

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

Add '-2u' to each side of the equation.
20 + -2u = -8 + 2u + -2u

Combine like terms: 2u + -2u = 0
20 + -2u = -8 + 0
20 + -2u = -8

Add '-20' to each side of the equation.
20 + -20 + -2u = -8 + -20

Combine like terms: 20 + -20 = 0
0 + -2u = -8 + -20
-2u = -8 + -20

Combine like terms: -8 + -20 = -28
-2u = -28

Divide each side by '-2'.
u = 14

Simplifying
u = 14

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