contestada

The sum of three numbers is 108. The first number is 7 more than the second. The third number is 3 times the first. What are the numbers?
First number:
Second number:
Third number

Respuesta :

bigriz87

Answer:

23,16, and 69

Step-by-step explanation:

(x+7) +x +[3(x+7)]=108

(x+7) + x + (3x+21)=108

5x +28=108

5x=80

x=16

1st number 16+7=23

2nd number 16

3rd number 69

Otras preguntas