7u-17=9u-5

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Solution for 7u-17=9u-5 equation:


Simplifying
7u + -17 = 9u + -5

Reorder the terms:
-17 + 7u = 9u + -5

Reorder the terms:
-17 + 7u = -5 + 9u

Solving
-17 + 7u = -5 + 9u

Solving for variable 'u'.

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

Add '-9u' to each side of the equation.
-17 + 7u + -9u = -5 + 9u + -9u

Combine like terms: 7u + -9u = -2u
-17 + -2u = -5 + 9u + -9u

Combine like terms: 9u + -9u = 0
-17 + -2u = -5 + 0
-17 + -2u = -5

Add '17' to each side of the equation.
-17 + 17 + -2u = -5 + 17

Combine like terms: -17 + 17 = 0
0 + -2u = -5 + 17
-2u = -5 + 17

Combine like terms: -5 + 17 = 12
-2u = 12

Divide each side by '-2'.
u = -6

Simplifying
u = -6

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