9=7n+63-13

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Solution for 9=7n+63-13 equation:


Simplifying
9 = 7n + 63 + -13

Reorder the terms:
9 = 63 + -13 + 7n

Combine like terms: 63 + -13 = 50
9 = 50 + 7n

Solving
9 = 50 + 7n

Solving for variable 'n'.

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

Add '-7n' to each side of the equation.
9 + -7n = 50 + 7n + -7n

Combine like terms: 7n + -7n = 0
9 + -7n = 50 + 0
9 + -7n = 50

Add '-9' to each side of the equation.
9 + -9 + -7n = 50 + -9

Combine like terms: 9 + -9 = 0
0 + -7n = 50 + -9
-7n = 50 + -9

Combine like terms: 50 + -9 = 41
-7n = 41

Divide each side by '-7'.
n = -5.857142857

Simplifying
n = -5.857142857

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