4+5u=9

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Solution for 4+5u=9 equation: 


Simplifying
4 + 5u = 9

Solving
4 + 5u = 9

Solving for variable 'u'.

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

Add '-4' to each side of the equation.
4 + -4 + 5u = 9 + -4

Combine like terms: 4 + -4 = 0
0 + 5u = 9 + -4
5u = 9 + -4

Combine like terms: 9 + -4 = 5
5u = 5

Divide each side by '5'.
u = 1

Simplifying
u = 1

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