Which expressions are equivalent to the one below? check all that apply. 21^x/3^x

A. (21-3) ^x

B. 7

C. 7^x

D. (21/3) ^x

E. 7^x*3^x/3^x

F. 3^x

Mr. Rice needs To replace the 166.25 feet of edging on the flower bed in his backyard. The edging is sold in lengths of 19 feet. How many lengths of edging will Mr. Rice need to purchase

At the clothing store, the ratio of shirts to jeans is 6:5. There are 35 pairs of jeans. How many shirts are there.

How many grams are in a kilogram

What is A correct interpretation of the expression 2 - (-7)

one day, he bought 5 pairs of socks for $3.50 each and 4 pairs of shoes for d dollars each. He spent a total of $163.50. Write and solve an equation to find the cost of one pair of shoes

What is 2 and 1 4th times 1 and 1 half

A truck rental company rents a truck for a one-time fee of $25 plus $1.50 per mile traveled. Kelly has $80 she can spend on the rental truck. What is the greatest number of miles that she can travel?

Tonya is saving money to buy a computer that costs $375. She has saved $75 already and each week she adds $25 to her savings. How many weeks will it take her to buy the computer?

Jeremiah has to spend $40 to buy candy. He then sold candy for $1.50 per piece. If Jeremiah was able to sell 60 pieces of the candy, then how much money did he make?

Dave owns 15 shares of abc mining stocks. on monday the value of each share rose $2 but on tuesday the value fell $5. what is the change in the value of dave's shares?