Question

ramya bought note book .text book, are 15 the no. of text book are 7 less than the no .of note book. find no.of note book and no.of text book using grapical
ethod

Answer 1

Answer:

Step-by-step explanation:

let take no. of note books be x

so, no. of text book = x-7

x+x-7=15

2x=8

x=4