Question

lucky wanted to buy pen and pencil so he went to shop he bought 5 pens and 4 pencils and he pays 30 $ by seeing his friend hemanth bought 8 pens and 5 pencils andpays $ 32 find cost of each pen and also pencil

Answer 1

case 1:Lucky
let the cost of each pen be x
cost of 5 pen =5x
let the cost of each pencil be y
cost of 4 pencil=4y
Case 2: Hemanth
cost of 8pens = 8x
cost of 5 pencils = 5y
we have two equation
$5x + 4y = 30 \\ 8x + 5y = 32$
Solve the equation by any method of your choice.