Each pen costs 3 times as much as each eraser. If the total cost of two pens and four erasers is 6.30, find the cost of each pen.

X+2y+z=5 2x-y+z=4 3x+y+4z=1

Which of the following are terms in the sum of the given polynomials? 3x2,-2x2y, 2xy2, 4y2, xy2, - y2,2x2y 3 3x2 3y2 3xy2 4x22

Numbers such as 1, 2, 3, ... are also called the _ numbers. Answer here

Assume that the probability of a driver getting into an accident is 4.2% and that the average cost of an accident is $29,500. If the driver's insurance premium is $1354.00, what is the overhead cost for the insurance company to insure the driver? A.

Gina wants to save money for a holiday to bali at the end of the year. she estimates that if would cost her $2200 but she only has 14 weeks of work till then. Will she have enough money?

a rectangle has an area of 228 ft squared and a lengthy that measures 12 ft find the perimeter of the rectangle

How is 1/2 + 1/4 solved differently than 1/2 + 1/3

Which is the same as 7/3? Which is the same as 73? CLEAR CHECK 7:13 3:7 17 of 3 7 divided by 3

Two brothers open a clinic in Kenya. In its first year, the clinic served 20,000 patients at a total cost of $100,000. What is the average amount of money that the clinic spent on each patient?

Bala earned $42,000 last year working at the store. He also earned $3,433.52 delivering newspapers. How much did Bala earn last year?