Solving systems

Question

Josh And as near selling boxes of fruit for a habitat for human 80 fundraiser. Customers can buy small boxes of fruit in large boxes of fruit. Josh sold 12 small boxes of fruit and 14 large boxes of fruit for a total of $348. destiny sold 20 small boxes of fruit and 21 large boxes of fruit for a total of $545. Find the cost of one small Box of fruit in the cost of 1 large Box of fruit

Answer 1

12S 14L = 348

20S + 21L =545

36S + 42L = 1044

40S + 42L = 1090

4S = 46

S = $11.50 for a small box

14L = 348-12(11.5)= 348-138= 210

L= 210/14 = $15 for a large box