connie has 20 coins, all of which are nickels or dimes. she has a total of $1.25. how many nickels does connie have.

Which best describes the end behavior of y=-2x^3

How do you write 3 ones as a decimal

The # of taxi accidents is approximated by y = - 143.3x^2 + 1823.3x + 6820 and the # of injuries is approximated by y = - 416.72x^2 + 4416.7x + 8500. Let x = 0 represents 1990, x = 1 represents 1991, and so on.

For what value of c is the rational expression below undefined? x-3/3+x

Tom jogged three fifth miles on monday and two and five sixths one tuesday how much further did tom jog on monday than on tuesday

Ms. Johnson earns $47,000 per year. She is paid weekly and puts 8% of her salary in a retirement fund. How much money goes into this fund each week?

Graph the line 8x + 2y = 16.

A pair of vertical angles are acute

If a $2 bet is placed for a chance to win $500 for drawing a 10 of any suit from a standard deck of cards, what is the value of expectation? A. $2 B. $250 C. $125 D. $500

Simplify (8x^2 - 1 + 2x^3) - (7x^3 - 3x^2 + 1). -5x^3 + 11x^2 - 2 5x^3 - 11x^2 + 2 x^3 + 2x^2 + x^3 x^3 - 2x^2 - x^3