The sum of three numbers is 66. the third number is 2 times the second. the first number is 6 more than the second. what are the numbers?

Question

Mathematics

Josie Peters

1 June, 02:04

The sum of three numbers is 66. the third number is 2 times the second. the first number is 6 more than the second. what are the numbers?

+2

Answers (1)

Know the Answer?

Barrett Hood · Answer 1

21, 15, 30

a+b+c=66

c=2b; a=b+6

(b+6) + b + (2b) = 66

-6 - 6

(b) + b + (2b) = 60

2b+2b=60

4b = 60

(1/4) 4b = (1/4) 60

b = 15, which is the second number