-45=-9u

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Solution for -45=-9u equation:


Simplifying
-45 = -9u

Solving
-45 = -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.
-45 + 9u = -9u + 9u

Combine like terms: -9u + 9u = 0
-45 + 9u = 0

Add '45' to each side of the equation.
-45 + 45 + 9u = 0 + 45

Combine like terms: -45 + 45 = 0
0 + 9u = 0 + 45
9u = 0 + 45

Combine like terms: 0 + 45 = 45
9u = 45

Divide each side by '9'.
u = 5

Simplifying
u = 5

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