-17=9u+20

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Solution for -17=9u+20 equation:


Simplifying
-17 = 9u + 20

Reorder the terms:
-17 = 20 + 9u

Solving
-17 = 20 + 9u

Solving for variable 'u'.

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

Add '-9u' to each side of the equation.
-17 + -9u = 20 + 9u + -9u

Combine like terms: 9u + -9u = 0
-17 + -9u = 20 + 0
-17 + -9u = 20

Add '17' to each side of the equation.
-17 + 17 + -9u = 20 + 17

Combine like terms: -17 + 17 = 0
0 + -9u = 20 + 17
-9u = 20 + 17

Combine like terms: 20 + 17 = 37
-9u = 37

Divide each side by '-9'.
u = -4.111111111

Simplifying
u = -4.111111111

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