7n+100=20

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Solution for 7n+100=20 equation:


Simplifying
7n + 100 = 20

Reorder the terms:
100 + 7n = 20

Solving
100 + 7n = 20

Solving for variable 'n'.

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

Add '-100' to each side of the equation.
100 + -100 + 7n = 20 + -100

Combine like terms: 100 + -100 = 0
0 + 7n = 20 + -100
7n = 20 + -100

Combine like terms: 20 + -100 = -80
7n = -80

Divide each side by '7'.
n = -11.42857143

Simplifying
n = -11.42857143

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