5x - 9 = -8y - 3 what’s the x and y value of this equation

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.

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76