(u-9)*9=63

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Solution for (u-9)*9=63 equation:


Simplifying
(u + -9) * 9 = 63

Reorder the terms:
(-9 + u) * 9 = 63

Reorder the terms for easier multiplication:
9(-9 + u) = 63
(-9 * 9 + u * 9) = 63
(-81 + 9u) = 63

Solving
-81 + 9u = 63

Solving for variable 'u'.

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

Add '81' to each side of the equation.
-81 + 81 + 9u = 63 + 81

Combine like terms: -81 + 81 = 0
0 + 9u = 63 + 81
9u = 63 + 81

Combine like terms: 63 + 81 = 144
9u = 144

Divide each side by '9'.
u = 16

Simplifying
u = 16

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