a collector collect 77 coins- nickels, dimes, and quarters from parking meters downtown for a total of $6.40. there were 11 more dimes than quarters. How many of each type of coin did the collector collect?

9. (y^-5)^10y^10 a. y^-60 b. y^60 c. y^-150 d. y^150 find the simplified form of each expression. 10. (4/7^5)^2 a.8/14^10 b.16/49^25 c.16/49y^10 d.8/14y^25 11. determine if the number 3.43 times 10^-6 is written in scientific notation. if not, explain. a. yes; the number is written scientific notation. b. no; the first factor is not a number between 1 and 10. c. no; it is not written as a number times a power of 10

Find the equation of the line with slope =8 and passing through (6,53) write your equation in the form y=mx+b

Find a third-degree polynomial equation with rational coefficients that has roots -2 and 6+i