Which expression is equivalent to 45 + 9 A: 5(9+1)

B: 9(5+9)

C: 9(5+1)

D: 5(9+4)

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

The unpaid balance on a mastercard charge was $1,056.23. during the month, payments of $300 and $250 were made and charges of $425 and $274.16 were added. if the finance charge is 1.2% per month on the unpaid balance, find the new balance at the end of the month. $1,205.39 $1,218.06 $918.06 $1,768.06