-9(u+7)=8u+22

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Solution for -9(u+7)=8u+22 equation:


Simplifying
-9(u + 7) = 8u + 22

Reorder the terms:
-9(7 + u) = 8u + 22
(7 * -9 + u * -9) = 8u + 22
(-63 + -9u) = 8u + 22

Reorder the terms:
-63 + -9u = 22 + 8u

Solving
-63 + -9u = 22 + 8u

Solving for variable 'u'.

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

Add '-8u' to each side of the equation.
-63 + -9u + -8u = 22 + 8u + -8u

Combine like terms: -9u + -8u = -17u
-63 + -17u = 22 + 8u + -8u

Combine like terms: 8u + -8u = 0
-63 + -17u = 22 + 0
-63 + -17u = 22

Add '63' to each side of the equation.
-63 + 63 + -17u = 22 + 63

Combine like terms: -63 + 63 = 0
0 + -17u = 22 + 63
-17u = 22 + 63

Combine like terms: 22 + 63 = 85
-17u = 85

Divide each side by '-17'.
u = -5

Simplifying
u = -5

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