7n-8+1=-9

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


Simplifying
7n + -8 + 1 = -9

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

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

Solving
-7 + 7n = -9

Solving for variable 'n'.

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

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

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

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

Divide each side by '7'.
n = -0.2857142857

Simplifying
n = -0.2857142857

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