The graph of a line has a slope of 3 and passes through the point (-4, -5). what is the equation of the line in point-slope form? a. y + 5 = 3(x + 4) b. y - 5 = 3(x - 4) c. y + 4 = 3(x + 5) d. y - 4 = 3(x - 5) you, everyone!

Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.

At your job you're paid $50 per week plus $3 per sale at least how many saled do you need to make in order to have over $250

Arestaurant offers delivery for their pizzas. the total cost the customer pays is the price of the pizzas, plus a delivery fee. one customer pays $23 to have 2 pizzas delivered. another customer pays $59 for 6 pizzas. how many pizzas are delivered to a customer who pays $86?