Question

A cashier has a total of .68 cents in Pennies and nickels. There are 2 more Pennies than nickels how many each of these coins does she have?

Answer 1

see below

Explanation:

pennies = x+2

nickels = x

x*0.05 + (x+2)*0.01 =0.68

0.05x+0.01x+0.02 =0.68

0.06x=0.66

x=11 nickels

pennies = x+2 =13