3n+4-7=

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Solution for 3n+4-7= equation: 


Simplifying
3n + 4 + -7 = 0

Reorder the terms:
4 + -7 + 3n = 0

Combine like terms: 4 + -7 = -3
-3 + 3n = 0

Solving
-3 + 3n = 0

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 + 3n = 0 + 3

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

Combine like terms: 0 + 3 = 3
3n = 3

Divide each side by '3'.
n = 1

Simplifying
n = 1

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