Math, asked by Hunney1111, 1 year ago

please give me answer please

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Answers

Answered by Anonymous
1

if y=4.5
then x =20


(1.5x+3)(1.5x-3)
(a-b)(a+b)=a²-b²
(1.5x)²-(3)²
=2.25x²-9

Anonymous: your welcome :)
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