3-n=-4

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Solution for 3-n=-4 equation: 


Simplifying
3 + -1n = -4

Solving
3 + -1n = -4

Solving for variable 'n'.

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

Add '-3' to each side of the equation.
3 + -3 + -1n = -4 + -3

Combine like terms: 3 + -3 = 0
0 + -1n = -4 + -3
-1n = -4 + -3

Combine like terms: -4 + -3 = -7
-1n = -7

Divide each side by '-1'.
n = 7

Simplifying
n = 7

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