17=9+2u

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Solution for 17=9+2u equation:


Simplifying
17 = 9 + 2u

Solving
17 = 9 + 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.
17 + -2u = 9 + 2u + -2u

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

Add '-17' to each side of the equation.
17 + -17 + -2u = 9 + -17

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

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

Divide each side by '-2'.
u = 4

Simplifying
u = 4

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