9u+17=7u-1

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Solution for 9u+17=7u-1 equation:


Simplifying
9u + 17 = 7u + -1

Reorder the terms:
17 + 9u = 7u + -1

Reorder the terms:
17 + 9u = -1 + 7u

Solving
17 + 9u = -1 + 7u

Solving for variable 'u'.

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

Add '-7u' to each side of the equation.
17 + 9u + -7u = -1 + 7u + -7u

Combine like terms: 9u + -7u = 2u
17 + 2u = -1 + 7u + -7u

Combine like terms: 7u + -7u = 0
17 + 2u = -1 + 0
17 + 2u = -1

Add '-17' to each side of the equation.
17 + -17 + 2u = -1 + -17

Combine like terms: 17 + -17 = 0
0 + 2u = -1 + -17
2u = -1 + -17

Combine like terms: -1 + -17 = -18
2u = -18

Divide each side by '2'.
u = -9

Simplifying
u = -9

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