7n+4=20-3n

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


Simplifying
7n + 4 = 20 + -3n

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

Solving
4 + 7n = 20 + -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.
4 + 7n + 3n = 20 + -3n + 3n

Combine like terms: 7n + 3n = 10n
4 + 10n = 20 + -3n + 3n

Combine like terms: -3n + 3n = 0
4 + 10n = 20 + 0
4 + 10n = 20

Add '-4' to each side of the equation.
4 + -4 + 10n = 20 + -4

Combine like terms: 4 + -4 = 0
0 + 10n = 20 + -4
10n = 20 + -4

Combine like terms: 20 + -4 = 16
10n = 16

Divide each side by '10'.
n = 1.6

Simplifying
n = 1.6

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