2n-20=7n

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Solution for 2n-20=7n equation:


Simplifying
2n + -20 = 7n

Reorder the terms:
-20 + 2n = 7n

Solving
-20 + 2n = 7n

Solving for variable 'n'.

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

Add '-7n' to each side of the equation.
-20 + 2n + -7n = 7n + -7n

Combine like terms: 2n + -7n = -5n
-20 + -5n = 7n + -7n

Combine like terms: 7n + -7n = 0
-20 + -5n = 0

Add '20' to each side of the equation.
-20 + 20 + -5n = 0 + 20

Combine like terms: -20 + 20 = 0
0 + -5n = 0 + 20
-5n = 0 + 20

Combine like terms: 0 + 20 = 20
-5n = 20

Divide each side by '-5'.
n = -4

Simplifying
n = -4

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