9. Geeta deposited (4x2 + 2x + 1) in her account on
Monday. On Friday, she withdrew (2x2 + x). How
much money is left in her account?
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Answer:
4x2 = 8
8+2x+1=9+2x
total amount is 9+2x
withdrawal of (2×2+x)= 4+x
therefore the remaining amount is
9+2x -(4+x) = 9+2x-4-x=(9-4)+(2x-x)
= 5+x
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