71=9n-5(n-7)

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Solution for 71=9n-5(n-7) equation:


Simplifying
71 = 9n + -5(n + -7)

Reorder the terms:
71 = 9n + -5(-7 + n)
71 = 9n + (-7 * -5 + n * -5)
71 = 9n + (35 + -5n)

Reorder the terms:
71 = 35 + 9n + -5n

Combine like terms: 9n + -5n = 4n
71 = 35 + 4n

Solving
71 = 35 + 4n

Solving for variable 'n'.

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

Add '-4n' to each side of the equation.
71 + -4n = 35 + 4n + -4n

Combine like terms: 4n + -4n = 0
71 + -4n = 35 + 0
71 + -4n = 35

Add '-71' to each side of the equation.
71 + -71 + -4n = 35 + -71

Combine like terms: 71 + -71 = 0
0 + -4n = 35 + -71
-4n = 35 + -71

Combine like terms: 35 + -71 = -36
-4n = -36

Divide each side by '-4'.
n = 9

Simplifying
n = 9

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