2u-8-9=

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Solution for 2u-8-9= equation:


Simplifying
2u + -8 + -9 = 0

Reorder the terms:
-8 + -9 + 2u = 0

Combine like terms: -8 + -9 = -17
-17 + 2u = 0

Solving
-17 + 2u = 0

Solving for variable 'u'.

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

Add '17' to each side of the equation.
-17 + 17 + 2u = 0 + 17

Combine like terms: -17 + 17 = 0
0 + 2u = 0 + 17
2u = 0 + 17

Combine like terms: 0 + 17 = 17
2u = 17

Divide each side by '2'.
u = 8.5

Simplifying
u = 8.5

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