SOLUTION: Purchase regular .37 stamps and also pick up some .40 stamps the number of .40 stamps was 8 fewer than the regular stamps 19.90 was spent. How many of each each stamp did he buy?

Question 457483: Purchase regular .37 stamps and also pick up some .40 stamps the number of .40 stamps was 8 fewer than the regular stamps 19.90 was spent. How many of each each stamp did he buy?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = number of .37 stamps
Let = number of .40 stamps
given:
(1)
(2) ( in cents)
----------------------
(1)
Multiply both sides of (1) by
and subtract (1) from (2)
(2)
(1)

He bought 30 .37 stamps and 22 .40 stamps
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