20=4n-2

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Solution for 20=4n-2 equation:


Simplifying
20 = 4n + -2

Reorder the terms:
20 = -2 + 4n

Solving
20 = -2 + 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.
20 + -4n = -2 + 4n + -4n

Combine like terms: 4n + -4n = 0
20 + -4n = -2 + 0
20 + -4n = -2

Add '-20' to each side of the equation.
20 + -20 + -4n = -2 + -20

Combine like terms: 20 + -20 = 0
0 + -4n = -2 + -20
-4n = -2 + -20

Combine like terms: -2 + -20 = -22
-4n = -22

Divide each side by '-4'.
n = 5.5

Simplifying
n = 5.5

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