8-7n+2n=21-98

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Solution for 8-7n+2n=21-98 equation:


Simplifying
8 + -7n + 2n = 21 + -98

Combine like terms: -7n + 2n = -5n
8 + -5n = 21 + -98

Combine like terms: 21 + -98 = -77
8 + -5n = -77

Solving
8 + -5n = -77

Solving for variable 'n'.

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

Add '-8' to each side of the equation.
8 + -8 + -5n = -77 + -8

Combine like terms: 8 + -8 = 0
0 + -5n = -77 + -8
-5n = -77 + -8

Combine like terms: -77 + -8 = -85
-5n = -85

Divide each side by '-5'.
n = 17

Simplifying
n = 17

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