Use proportions to solve the following problem. A 30-pound bag of topsoil will cover a surface area of 12 ft squared. a) How many pounds of topsoil are needed to cover a surface area of 600 ft squared?

Which statements about the system are true? check all that apply. y =1/3 x – 4 3y – x = –7 the system has one solution. the system consists of parallel lines. both lines have the same slope. both lines have the same y–intercept. the equations represent the same line. the lines intersect.