8+11n-1=9n+70-7n

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Solution for 8+11n-1=9n+70-7n equation:


Simplifying
8 + 11n + -1 = 9n + 70 + -7n

Reorder the terms:
8 + -1 + 11n = 9n + 70 + -7n

Combine like terms: 8 + -1 = 7
7 + 11n = 9n + 70 + -7n

Reorder the terms:
7 + 11n = 70 + 9n + -7n

Combine like terms: 9n + -7n = 2n
7 + 11n = 70 + 2n

Solving
7 + 11n = 70 + 2n

Solving for variable 'n'.

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

Add '-2n' to each side of the equation.
7 + 11n + -2n = 70 + 2n + -2n

Combine like terms: 11n + -2n = 9n
7 + 9n = 70 + 2n + -2n

Combine like terms: 2n + -2n = 0
7 + 9n = 70 + 0
7 + 9n = 70

Add '-7' to each side of the equation.
7 + -7 + 9n = 70 + -7

Combine like terms: 7 + -7 = 0
0 + 9n = 70 + -7
9n = 70 + -7

Combine like terms: 70 + -7 = 63
9n = 63

Divide each side by '9'.
n = 7

Simplifying
n = 7

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