## Algebra 1: Common Core (15th Edition)

$\frac{n}{5}=\frac{2b+4}{6}$ $n\times6=5(2n+4)$ Expand: $n\times6=10n+20$ Subtract 10n from both sides: $n\times6-10n=10n+20-10n$ Simplify: $-4n=20$ Divide both sides by -4: $\frac{-4n}{-4}=\frac{20}{-4}$ Simplify: $n=-5$