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18-08-2018
Mathematics

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The product of (5-1), (5-2) and (5-3) equals twice the sum of x and 5 Then x=?

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a5904640 a5904640

18-08-2018

(5-1) . (5-2) . (5-3) = 2.(x + 5)

(4) . (3) . (2) = 2.(x + 5)

4 . 3 . 2 = 2(x + 5)

24 = 2(x + 5)

Divide both sides by 2.

24/2 = 2(x+5)/2

12 = (x + 5)

12 = x + 5

x = 12 - 5

x = 7

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