Question

when 5 is added to a certain number, and also taken from that number, the product of the result is 75. Find the number

Answer 1

The Answer Is Let x be this number so (x+5)(x-5) =75 ===> x^2 -25 = 75 ===> x^2 =100 & x = 10

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Answer 2

I got corrected by mreijepatmat, and this is what they said: "Let x be this number so (x+5)(x-5) =75 ===> x^2 -25 = 75 ===> x^2 =100 & x = 10."

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