21/5 + 6 4/5 =? 6 5/12 - 2 1/12 =?
11 8/9 + 4 1/3 =? 7 1/6 - 5 3/4 = ?
11/18 + 6 1/10 = ? 15 1/3 - 2 5/8 =?

The center of a circle represent by the equation (x+9)^2+(y-6)^2=10^2 (-9,6), (-6,9), (6,-9) ,(9,-6)

Acoin bank containing only dimes and quarters has 12 more dimes than quarters. the total value of the coins is $11. how many quarters and dimes are in the coin bank?

You are saving to buy a bicycle; so far you save 55.00. the bicycle costs 199.00. you earn 9.00 per hour at your job. which inequality represents the possible number of h hours you need to work to buy the bicycle?