4n-2+7n=20

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Solution for 4n-2+7n=20 equation:


Simplifying
4n + -2 + 7n = 20

Reorder the terms:
-2 + 4n + 7n = 20

Combine like terms: 4n + 7n = 11n
-2 + 11n = 20

Solving
-2 + 11n = 20

Solving for variable 'n'.

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

Add '2' to each side of the equation.
-2 + 2 + 11n = 20 + 2

Combine like terms: -2 + 2 = 0
0 + 11n = 20 + 2
11n = 20 + 2

Combine like terms: 20 + 2 = 22
11n = 22

Divide each side by '11'.
n = 2

Simplifying
n = 2

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