Answer
n = $-\frac{1}{4}$
Work Step by Step
$\frac{7}{5}n + \frac{3}{5} = -n$
Add n to both sides:
$\frac{12}{5}n + \frac{3}{5}$ = 0
Subtract $\frac{3}{5}$ from both sides:
$\frac{12}{5}n = -\frac{3}{5}$
Multiply both sides by the reciprocal of the coefficient:
$\frac{5}{12}(\frac{12}{5}n) = -\frac{3}{5}(\frac{5}{12})$
n = $-\frac{1}{4}$