(u-7)*9=45

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Solution for (u-7)*9=45 equation:


Simplifying
(u + -7) * 9 = 45

Reorder the terms:
(-7 + u) * 9 = 45

Reorder the terms for easier multiplication:
9(-7 + u) = 45
(-7 * 9 + u * 9) = 45
(-63 + 9u) = 45

Solving
-63 + 9u = 45

Solving for variable 'u'.

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

Add '63' to each side of the equation.
-63 + 63 + 9u = 45 + 63

Combine like terms: -63 + 63 = 0
0 + 9u = 45 + 63
9u = 45 + 63

Combine like terms: 45 + 63 = 108
9u = 108

Divide each side by '9'.
u = 12

Simplifying
u = 12

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