Alex has 84 quarters and nickels worth a total of $17.80. Which equation can be used to find q , the number of quarters Alex has?
A
0 point 2 5 q plus 0 point 0 5 times open paren q minus 84 close paren is equal to 17 point 8 0B
0 point 0 5 times open paren 84 minus q close paren plus 0 point 2 5 q is equal to 17 point 8 0C
0 point 2 5 times open paren q minus 84 close paren plus 0 point 0 5 q is equal to 17 point 8 0D
0 point 0 5 q plus 0 point 2 5 times open paren 84 minus q close paren is equal to 17 point 8 0