## Prealgebra (7th Edition)

Let $m$ be the number of free throws made by Maria. The number made by Paula is $2m$. $m+2m=12$ $\longrightarrow$combine like terms $3m=12$ $\longrightarrow$multiplication property $3m\div3=12\div3$ $\longrightarrow$divide $m=4$ $2m=2\times4=8$