Which equation can be used to find the answer? an aquarium worker removed 78 fish from a tank. there were still 186 fish left in the tank. how many fish were in the tank before any were removed? a. f ÷ 2 =78 f = 156 156 fish b. f ÷ 2 =186 f = 372 372 fish c. f – 78 = 186 f = 264 264 fish d. f + 78 = 186 f = 108 108 fish?

You are choosing between two health clubs. club a offers membership for a fee of $ 28 plus a monthly fee of $ 20. club b offers membership for a fee of $ 20 plus a monthly fee of $ 22. after how many months will the total cost of each health club be the same? what will be the total cost for each club? in __ months the total cost of each health club will be the same.