7n-4n-2=7

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


Simplifying
7n + -4n + -2 = 7

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

Combine like terms: 7n + -4n = 3n
-2 + 3n = 7

Solving
-2 + 3n = 7

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 + 3n = 7 + 2

Combine like terms: -2 + 2 = 0
0 + 3n = 7 + 2
3n = 7 + 2

Combine like terms: 7 + 2 = 9
3n = 9

Divide each side by '3'.
n = 3

Simplifying
n = 3

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