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Author Topic: Maths Question..Over here :)!  (Read 1816 times)

Offline Haaks18

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Maths Question..Over here :)!
« on: October 22, 2010, 11:09:49 pm »
The sum of three numbers is 66. The second number is twice the first and six less than the third. Find the numbers
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Offline Dibss

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Re: Maths Question..Over here :)!
« Reply #1 on: October 22, 2010, 11:34:41 pm »
first no = x
second no = 2x
third number = 2x +6

their sum is 66 so:
x + 2x + 2x + 6 = 66
5x = 60
x = 12

first no = 12
second no = 2 x 12 = 24
third no = 24 + 6 = 30

(:
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Offline Arthur Bon Zavi

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Re: Maths Question..Over here :)!
« Reply #2 on: October 23, 2010, 02:21:07 pm »
Quote from: Dibss on October 22, 2010, 11:34:41 pm
first no = x
second no = 2x
third number = 2x +6

their sum is 66 so:
x + 2x + 2x + 6 = 66
5x = 60
x = 12

first no = 12
second no = 2 x 12 = 24
third no = 24 + 6 = 30

(:

Yeah!! 8)
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