tristenlampkin8 tristenlampkin8
  • 24-08-2021
  • Mathematics
contestada

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

Answer Link

Otras preguntas

Solve equation (4r-2)-(3r+1)=8
what is 10% of £3.30
A newborn baby gained 7/16 of a pound in a 1/2 of a month.what was the baby's growth rate in pounds per month.
jasmine took a cab home from her office. the cab charged a flat fee of $4, plus $2 per mile. Jasmine paid $32 for the trip. How many miles was the cab ride?
What is the answer to 2(5x+3)=3x-22
what gives the gem amethyst its purplish color
the sum of a number p and seven is divided by twelve. the result is three. what is the number?
which of the following example of an ecological study involves the ecosystem level of organization..
what are the three basic types of city government and what are one strength an one weakness and size of city most effective
Write an equation of a line that is parallel to the line whose equation is 3y=x+6 and that passes through the point (-3,4).