65=4u+9

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Solution for 65=4u+9 equation:


Simplifying
65 = 4u + 9

Reorder the terms:
65 = 9 + 4u

Solving
65 = 9 + 4u

Solving for variable 'u'.

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

Add '-4u' to each side of the equation.
65 + -4u = 9 + 4u + -4u

Combine like terms: 4u + -4u = 0
65 + -4u = 9 + 0
65 + -4u = 9

Add '-65' to each side of the equation.
65 + -65 + -4u = 9 + -65

Combine like terms: 65 + -65 = 0
0 + -4u = 9 + -65
-4u = 9 + -65

Combine like terms: 9 + -65 = -56
-4u = -56

Divide each side by '-4'.
u = 14

Simplifying
u = 14

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