Evaluate the expression when b=6.
b²-7b+9

1. a parachutist is 800 feet above the ground when she opens her parachute. she then falls at a constant rate of 5 feet per second. select the equation that represents this situation. h = -800t + 5 y = -5x + 800 h = 5t - 800 y = 800x + 5 i need

Credit card a offers an introductory apr of 3.4% for the first three months and standard apr of 15.7% thereafter,

What is the unit rate of, 75% high fiber chimp food to 25% high protein chimp food.