if the cost of 3 pencil or 5 rubbers is rs15 . find the cost of 4 pencil and 3 rubbers
Answers
Answered by
0
Step-by-step explanation:
Ur anSWER in the attachment
Attachments:
Answered by
8
Step-by-step explanation:
3 pencils and 5 rubbers = 15
4 pencil and 3 rubber = ???
cost of 1 pencil = x
Cost of 1 rubber = y
3x+5y=15
4x+3y=???
(3x+5y)z=15(4x+3y)
(3x+5y)z=60x+45y
3*5=15
3*4=12 ans
Similar questions