2-4n=-78

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Solution for 2-4n=-78 equation: 


Simplifying
2 + -4n = -78

Solving
2 + -4n = -78

Solving for variable 'n'.

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

Add '-2' to each side of the equation.
2 + -2 + -4n = -78 + -2

Combine like terms: 2 + -2 = 0
0 + -4n = -78 + -2
-4n = -78 + -2

Combine like terms: -78 + -2 = -80
-4n = -80

Divide each side by '-4'.
n = 20

Simplifying
n = 20

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