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Maths chapter 3 excercise 3.2 question number 1. How we find the values of x and y?

Answer»

Step-by-step explanation:

LET the no of BOYS be = x

the no of girls be = y

According to the question

x+y = 10

y = 4+x

x-y = - 4

By ELIMINATION method

2x = 6

x = 3

Hence y = 7



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