Woody wants to earn $250 to buy a bicycle by selling lemonade. it cost him 0.05 dollars to make which he sells for 0.25 dollars . How many drinks does he have to sell to earn $250 ?

There is a line with slope 1/a going through the point (a, a²). find the equation of the line perpendicular to this line at this point. (don’t let this problem intimidate you! solve the problem as you would if i’d given you specific values. just use variables instead.)

Candy lives in the center of town. her friend darlene lives 28 miles to the east and her friend dana lives 21 miles north. approximately how far do dana and darline live apart ?

How do you write y-10=2 (x-8) in standard form