-20=2u-6

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Solution for -20=2u-6 equation:


Simplifying
-20 = 2u + -6

Reorder the terms:
-20 = -6 + 2u

Solving
-20 = -6 + 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 = -6 + 2u + -2u

Combine like terms: 2u + -2u = 0
-20 + -2u = -6 + 0
-20 + -2u = -6

Add '20' to each side of the equation.
-20 + 20 + -2u = -6 + 20

Combine like terms: -20 + 20 = 0
0 + -2u = -6 + 20
-2u = -6 + 20

Combine like terms: -6 + 20 = 14
-2u = 14

Divide each side by '-2'.
u = -7

Simplifying
u = -7

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