Use pennies, nickels, dimes and quarters to reach the 1.28$ value

pennies are 1, nickels are 5, dimes are 10, quarters are 25

try to use the equation "[x*quarters+ y*dimes+ 1*nickel+ z*pennies] and divide the whole equation by 100, thinking that x is 4 y is 2 and z is 3;

Nice Job!