7n-20=-3n

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Solution for 7n-20=-3n equation:


Simplifying
7n + -20 = -3n

Reorder the terms:
-20 + 7n = -3n

Solving
-20 + 7n = -3n

Solving for variable 'n'.

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

Add '3n' to each side of the equation.
-20 + 7n + 3n = -3n + 3n

Combine like terms: 7n + 3n = 10n
-20 + 10n = -3n + 3n

Combine like terms: -3n + 3n = 0
-20 + 10n = 0

Add '20' to each side of the equation.
-20 + 20 + 10n = 0 + 20

Combine like terms: -20 + 20 = 0
0 + 10n = 0 + 20
10n = 0 + 20

Combine like terms: 0 + 20 = 20
10n = 20

Divide each side by '10'.
n = 2

Simplifying
n = 2

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