7n+3=-5n

Solution for 7n+3=-5n equation:

Simplifying
7n + 3 = -5n

Reorder the terms:
3 + 7n = -5n

Solving
3 + 7n = -5n

Solving for variable 'n'.

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

Add '5n' to each side of the equation.
3 + 7n + 5n = -5n + 5n

Combine like terms: 7n + 5n = 12n
3 + 12n = -5n + 5n

Combine like terms: -5n + 5n = 0
3 + 12n = 0

Add '-3' to each side of the equation.
3 + -3 + 12n = 0 + -3

Combine like terms: 3 + -3 = 0
0 + 12n = 0 + -3
12n = 0 + -3

Combine like terms: 0 + -3 = -3
12n = -3

Divide each side by '12'.
n = -0.25

Simplifying
n = -0.25