tristenlampkin8 tristenlampkin8

24-08-2021
Mathematics

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9. The first of three numbers is 12 more than the 2nd number and the 3rd number is triple the 2nd number. Their sum is 204 . What are the three numbers

Respuesta :

anasweeney43 anasweeney43

25-08-2021

Answer:

1) 50.4

2) 38.4

3) 115.2

Step-by-step explanation:

1) x+12

2) x

3)3x

X+12+x+3x = 204

5x=204-12

5x=192

x = 192/5

x = 38.4

1) 38.4 +12=50.4

2) 38.4

3) 3*38.4 = 115.2

50.4+38.4+115.2 = 204

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