7-4n=31

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Solution for 7-4n=31 equation: 


Simplifying
7 + -4n = 31

Solving
7 + -4n = 31

Solving for variable 'n'.

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

Add '-7' to each side of the equation.
7 + -7 + -4n = 31 + -7

Combine like terms: 7 + -7 = 0
0 + -4n = 31 + -7
-4n = 31 + -7

Combine like terms: 31 + -7 = 24
-4n = 24

Divide each side by '-4'.
n = -6

Simplifying
n = -6

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