anonymous please help :)

This page lists questions and answers that were posted by visitors named anonymous please help :).

Questions

The following questions were asked by visitors named anonymous please help :).

There are a total of 198 coins in a bag, all of which are nickels, dimes, and quarters. The number of nickels is four times the number of quarters. There are twice as many quarters as there are dimes. If the total amount of money is $18.00, how many nicke...

How do I solve this system of equations? x-2y+z=-4 y+2z=-2 x+y+3z=-6

Answers

The following answers were posted by visitors named anonymous please help :).

hey oobleck, thanks for trying but, the correct way to solve it was different than what you advised... the correct way was.. let x=#of dimes; let 2x=#of quarters; and let 8x=#of nickels. That makes x+2x+8x=198 which then x=18. Therefore there was 18 dimes...