13n-84=4n-3

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Solution for 13n-84=4n-3 equation:


Simplifying
13n + -84 = 4n + -3

Reorder the terms:
-84 + 13n = 4n + -3

Reorder the terms:
-84 + 13n = -3 + 4n

Solving
-84 + 13n = -3 + 4n

Solving for variable 'n'.

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

Add '-4n' to each side of the equation.
-84 + 13n + -4n = -3 + 4n + -4n

Combine like terms: 13n + -4n = 9n
-84 + 9n = -3 + 4n + -4n

Combine like terms: 4n + -4n = 0
-84 + 9n = -3 + 0
-84 + 9n = -3

Add '84' to each side of the equation.
-84 + 84 + 9n = -3 + 84

Combine like terms: -84 + 84 = 0
0 + 9n = -3 + 84
9n = -3 + 84

Combine like terms: -3 + 84 = 81
9n = 81

Divide each side by '9'.
n = 9

Simplifying
n = 9

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