H E L P!!! ASAP :') ( im sorry i keep on asking questions im just bad at math, 20 pts!!1!) 
 The total cost for four people to bowl one game is $21. Each person paid $1.50 to rent their shoes, in addition to the cost of the game, c. Which of the following equations could be used to find the value of c? 
 4( c + 1.5) = 21 
 4( c + 6) = 21 
 4 c + 1.5 = 21 
 4 c - 6 = 21