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da
updated 4 months ago

what is 9x + 11x = 55

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1 Answer
nt
updated 4 months ago

Your x here is 2.75

So if the equation is 9x + 11x = 55

than 9 x 2,75 = 24,75

11 x 2,75 = 30,25

24,75 + 30,25 = 55

To find the x number you had to sum 9 and 11, which gives 20, and than you divide 55 by 20, and get 2.75

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