gaby638ozy760
gaby638ozy760
25-11-2017
Mathematics
contestada
How do you do it help
Respuesta :
TheAronDavies
TheAronDavies
25-11-2017
Let the third number=x
1st number is therefore 7x and the second number is 2x
7x+2x+x=91
10x=91
x=9.1
1st number is 63.7
2nd is 18.2
3rd is 9.1
*Tip* Next time write out the question or make the question easier to read :)
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AyoV
AyoV
25-11-2017
51 - 7 =44
44 ÷ 4 = 11
first number is 11 + 7 =18
second number is 11 × 2 = 22
third number = 11
18 + 22 + 11 = 51
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