7n-20=4+3n

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Solution for 7n-20=4+3n equation:


Simplifying
7n + -20 = 4 + 3n

Reorder the terms:
-20 + 7n = 4 + 3n

Solving
-20 + 7n = 4 + 3n

Solving for variable 'n'.

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

Add '-3n' to each side of the equation.
-20 + 7n + -3n = 4 + 3n + -3n

Combine like terms: 7n + -3n = 4n
-20 + 4n = 4 + 3n + -3n

Combine like terms: 3n + -3n = 0
-20 + 4n = 4 + 0
-20 + 4n = 4

Add '20' to each side of the equation.
-20 + 20 + 4n = 4 + 20

Combine like terms: -20 + 20 = 0
0 + 4n = 4 + 20
4n = 4 + 20

Combine like terms: 4 + 20 = 24
4n = 24

Divide each side by '4'.
n = 6

Simplifying
n = 6

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