Please Help You have twice as many nickels as pennies. you have $1.10. how many of each coin do you have? Explain.

Acity plans to build a new rectangular-shaped park. the perimeter of the park will be 940 meters. the width of the park will be 300 meters. what will be the length, in meters, of the new park?

If f(x)=2x-6 and g(x)=3x+9, find (f-g)(x)

What is the expression in factored form? -20x^2 - 12x a. 4x(5x+3) b. -4x(5x-3) c. -4(5x+3) d. -4x(5x+3)