State the slope and y-intercept for the graph of 7x + y = 3

The graph shows the rate at which paint is used to paint a wall.enter values to complete each statement below based on the graph.when 1 gallon of paint has been used, ( # ) square feet of the wall will be painted.the unit rate is ( # )square feet per gallon.

Cora bought a package of erasers. there are 4 pink erasers and 12 blue erasers. what is the ratio of pink erasers to blue erasers?

If i have 20$ and i gave 5$ away how much i got