Question

4. Ashima had (16y2 + 10y - 3) rupees with her. She spent (7y2 + 5y - 5) rupees in the school canteen. How
much money is left with Ashima?
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Answer 1

Answer:

9y^2+5y+2

Explanation:

as she had rupees let say x if she spent y amount of rupees then left rupees are given by

x-y

Answer 2

Explanation:

money she had in beginning:(16y2+10y-3)

money spent in the school canteen:(7y2+5y-5)

ans:

(16y2+10y-3)- (7y2+5y-5)

16y2+10y-3-7y2-5y+5

16y2-7y2+10y-5y+5-3

9y2+5y+2

ANS: MONEY LEFT WITH HER:

9Y2+5Y+2