7n-(9n+17)=9-(5n-3)

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Solution for 7n-(9n+17)=9-(5n-3) equation:


Simplifying
7n + -1(9n + 17) = 9 + -1(5n + -3)

Reorder the terms:
7n + -1(17 + 9n) = 9 + -1(5n + -3)
7n + (17 * -1 + 9n * -1) = 9 + -1(5n + -3)
7n + (-17 + -9n) = 9 + -1(5n + -3)

Reorder the terms:
-17 + 7n + -9n = 9 + -1(5n + -3)

Combine like terms: 7n + -9n = -2n
-17 + -2n = 9 + -1(5n + -3)

Reorder the terms:
-17 + -2n = 9 + -1(-3 + 5n)
-17 + -2n = 9 + (-3 * -1 + 5n * -1)
-17 + -2n = 9 + (3 + -5n)

Combine like terms: 9 + 3 = 12
-17 + -2n = 12 + -5n

Solving
-17 + -2n = 12 + -5n

Solving for variable 'n'.

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

Add '5n' to each side of the equation.
-17 + -2n + 5n = 12 + -5n + 5n

Combine like terms: -2n + 5n = 3n
-17 + 3n = 12 + -5n + 5n

Combine like terms: -5n + 5n = 0
-17 + 3n = 12 + 0
-17 + 3n = 12

Add '17' to each side of the equation.
-17 + 17 + 3n = 12 + 17

Combine like terms: -17 + 17 = 0
0 + 3n = 12 + 17
3n = 12 + 17

Combine like terms: 12 + 17 = 29
3n = 29

Divide each side by '3'.
n = 9.666666667

Simplifying
n = 9.666666667

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