Adressmaker needs 7 yards of fabric for every 2 dresses she makes if she has 287 yards

If you are trying to move an attached term across the equal sign (=), what operation would you use to move it?

How can you construct perpendicular lines and prove theorems about perpendicular lines

At the county fair, the baxter family bought 6 hot dogs and 4 juice drinks for $12.90. the farley family bought 3 hot dogs and 4 juice drinks for $8.55. find the price of a hot dog and the price of a juice drink.