Jill earned $40 from a carpool plus $9 per hour (h) babysitting this week. which of the following expressions best represents jills income for the week?

Ann and betty together have $60 ann has $9 more than twice betty’s amount how much money dose each have

Four quarts of a latex enamel paint will cover about 200 square feet of wall surface. how many quarts are needed to cover 98 square feet of kitchen wall and 52 square feet of bathroom wall

For a function f(x), a) if f(7) = 22 then f^-1(22) = b) f^-1(f(c)) =