Question

A lending diabrary has fired charges for
Ist three days and an additional charges for
each day thereaftes. Rahul kept book for
sehen days and paid total charges as 212.
Form this situation in linear equation in two
_variables and draw its graph.

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Answer 1

Answer:    3x + 4y =212  Step-by-step explanation:   Fixed charge = x    Additional charge = why Fixed charge + additional charge = total charge   He took the book for 7 days. First 3 days it’s fixed charge that is 3x So next 4 days is additional charge that is 4y  For graph  Y= 212/4- 3x/4 that is 212-3x by 4  Sorry that I don’t have graph sheet  I hope it helps you