Solving word problems using systems of equations. Identify your variables, setup a system of equations, and solve for your variables. thank you????????

6. The length of a rectangle is 4cm longer than the width. The perimeter is 80 cm. Find the length and the width. 7. A collection of nickels and quarters is worth $2.85. There are 3 more nickels than quarters. How many nickels and quarters are there? N = nickels Q = Quarters 8. Ann and Betty together have $60. Ann has $9 more than twice Betty's amount. How much money does each have? 9. A bowl contained 13 red and brown MM's. There was one more red MM's than brown MM's. How many of each color are in the bowl? 10. A movie theater charges $5 for an adult's ticket and $2 for a child's ticket. One Saturday, the theater sold 785 tickets for $3280. How many of each type of ticket were sold? satzc - 39 8 C a= adult at c z 785 C = child