the price of 3 chocolate 5 cadebary is 9 rupees and 5 chocolate 3 cadebary is 7 rupees then find the price of 4 chocolate and 2 cadebary? please send fast.
Answers
Answered by
6
3 ch + 5 cd = 9 1
3 ch =9-5 cd
5 ch + 3 cd = 7
5ch = 7-3 cd 2
subtracting 2 from 1
3 ch + 5 cd = 9
-5 ch + 3 cd = 7
-2 ch + 2cd = 2
Similar questions