Robert and his best friend were doing an art project together. Robert had completed 3
How much of the art project have they completed
7
all together?
and his friend had finished
Please help

Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian bought 4 bottles of water and 1 cup of coffee for his family for $7.15. how much does each bottle of water cost? how much does each cup of coffee cost? i need this done

2. explain in words how you plot the point (4, −2) in a rectangular coordinate system.

God's gym charges a sign-up fee of $100 plus $30 per month. write an expression to represent how much someone would pay for a membership.