The sum of three numbers is 75. the third number is 2 times the first. the first number is 9 more than the second. what are the numbers?

Question

Kendra Richard

Mathematics

25 April, 07:22

The sum of three numbers is 75. the third number is 2 times the first. the first number is 9 more than the second. what are the numbers?

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Answers (1)

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Katelynn Mcgee · Answer 1

25,5, 16,5 and 33.

The original number is x.

So

(x+9) + x + 2x = 75

4x + 9 = 75

4x = 66

x = 16,5

Lets see if its right.

25,5 + 16,5 + 33

= 42 + 33

= 75

; )