Question

the sum of three numbers is 125. the second number is 5 less than the first. the third number is 4 times the second. what are the numbers​

Answer 1

The numbers are 25, 20 and 80

Explanation:

125=a+b+c

b=a-5

c=4b

c=4(a-5)

c=4a-20

125=a+a-5+4a-20

125=6a-25

150=6a

25=a

b=a-5

b=25-5

b=20

c=4b

c=4(20)

c=80

✓:

80+20+25=125✓