Question

a preson bought 3 books and 5 boxes and paid RS.80 Express this in form of linear equation​

Answer 1

Step-by-step explanation:

$cost \: of \: one \: book = \: rs \: \: \: \: \: \: \: x \\ \\ cost \: of \: one \: box = \: rs \: \: \: \: \: \: \: y \\ \\ 3x + 5y = 80$