## the cost of a notebook is ₹20 more than the cost of a pen . the cost of note book and 4 pens is₹270.find the cost of each

Question

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## Answers ( )

Answer:the answer is 250 I am a mathematician

Answer:book = 70 pen = 50

Step-by-step explanation:let x = book and y = pen then

x=y+20

x+4y = 270

5y+20=270

y= 50