-9=6u+5(u+7)

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Solution for -9=6u+5(u+7) equation:


Simplifying
-9 = 6u + 5(u + 7)

Reorder the terms:
-9 = 6u + 5(7 + u)
-9 = 6u + (7 * 5 + u * 5)
-9 = 6u + (35 + 5u)

Reorder the terms:
-9 = 35 + 6u + 5u

Combine like terms: 6u + 5u = 11u
-9 = 35 + 11u

Solving
-9 = 35 + 11u

Solving for variable 'u'.

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

Add '-11u' to each side of the equation.
-9 + -11u = 35 + 11u + -11u

Combine like terms: 11u + -11u = 0
-9 + -11u = 35 + 0
-9 + -11u = 35

Add '9' to each side of the equation.
-9 + 9 + -11u = 35 + 9

Combine like terms: -9 + 9 = 0
0 + -11u = 35 + 9
-11u = 35 + 9

Combine like terms: 35 + 9 = 44
-11u = 44

Divide each side by '-11'.
u = -4

Simplifying
u = -4

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