Ed spent 1 1/4 hours d doing his math homework and 1 3/4 hours doing his science project. altogether how much time did ed spend doing homework over the weekend

Scarlet bought three pairs of sunglasses and two shirts for $81 and paula bought one pair of sunglasses and five shirts for $105 what is the cost of one pair of sunglasses and one shirt?

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1

Plz hurry evaluate the expression a+b where a=8 and b=19