-3d/d2-2d-8 + 3/d-4 = -2/d-2
solve for d

Because of your favorite lemonade it is $3.84 for 3 gallons. write this as an unit rate

You decide instead to take the train there. the train will take 135 minutes. convert this into hours and minutes.

Rewrite 9 log, x2 in a form that does not use exponents. 9log, x = log, x