4+7xn=20-3xn

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


Simplifying
4 + 7xn = 20 + -3xn

Solving
4 + 7nx = 20 + -3nx

Solving for variable 'n'.

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

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

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

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

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

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

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

Divide each side by '10x'.
n = 1.6x-1

Simplifying
n = 1.6x-1

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