Which expression is equivalent to 1/3b - 7? 1) 1/3 (b+21)
2) -1/3 (b-21)
3) -1/3 (b+21)
4) 1/3 (b-21)

If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?

Jonah runs 3/5 miles on sunday and 7/10 mile on monday. he uses the model to find that he can ran a total of 1 mile . what mistake does jonah make

Pepe and leo deposits money into their savings account at the end of the month the table shows the account balances. if there pattern of savings continue and neither earns interest nor withdraw any of the money , how will the balance compare after a very long time ?