6) Add or subtract:
a) (4x® - 5x + 15) - (11 - 7x - 2x)
b)(9x- 6x® - 7x-2) + (10x - 8x + 11)

Graph y ≥ -x^2 - 1. click on the graph until the correct graph appears.

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!

Kayaks rent for $35 per day. which expression can you use to find the cost in dollars of renting 3 kayaks for a day?