9n-20+4n=7n+16

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Solution for 9n-20+4n=7n+16 equation:


Simplifying
9n + -20 + 4n = 7n + 16

Reorder the terms:
-20 + 9n + 4n = 7n + 16

Combine like terms: 9n + 4n = 13n
-20 + 13n = 7n + 16

Reorder the terms:
-20 + 13n = 16 + 7n

Solving
-20 + 13n = 16 + 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 + 13n + -7n = 16 + 7n + -7n

Combine like terms: 13n + -7n = 6n
-20 + 6n = 16 + 7n + -7n

Combine like terms: 7n + -7n = 0
-20 + 6n = 16 + 0
-20 + 6n = 16

Add '20' to each side of the equation.
-20 + 20 + 6n = 16 + 20

Combine like terms: -20 + 20 = 0
0 + 6n = 16 + 20
6n = 16 + 20

Combine like terms: 16 + 20 = 36
6n = 36

Divide each side by '6'.
n = 6

Simplifying
n = 6

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