Question 104447
let x=(22 cent stamps), so 50-x=(14 cent stamps)


the number of stamps multiplied by their value gives the total cost, $10.04
... working in cents avoids problems with decimal points


22(x)+14(50-x)=1004 ... 22x+700-14x=1004 ... 8x=304 ... x=38


50-(38)=12