PLEASE HURRY!!

Eva made a rectangulat mattress pad out of material that covered the top and sides of the mattress.

1ft.
3ft.
7ft.

How much Fabric did Eva use to cover the top and side of the mattress?

A. 20ft^2
B. 21ft^2
C. 41ft^2
D. 62ft^2

Solve the inequality and graph 6j - 7 < 5

Which will form a composite function?

Will mark 50 show all what is the solution to the system of equations? use the substitution method and show your work. -5x+y= -3 -15 x+3y=7 explain what your answer in part (a) tells you about the association of the lines in this system.