Solve the absolute value equations 3[2x+7]+7>4

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?

Taina went to the toy store and spent $21.05 on a board game, $2.75 on coloring books, and $13.22 on a model airplane. about how much money did taina spend in the toy store?

What is the area of the wall surface of a room that is 16’ x 18’ with 9 ceilings?