## Prealgebra (7th Edition)

Use cross products to solve for n. $\frac{7.8}{13}=\frac{n}{2.6}$ $\longrightarrow$set cross products as equal $7.8\times2.6=13n$ $\longrightarrow$multiply $20.28=13n$ $\longrightarrow$multiplication property of equality $20.28\div13=13n\div13$ $\longrightarrow$divide $1.56=n$