Asked by Jenipher
3 numbers are in the ratio 3:5:7. if the larger number is multiplied by 3, the result is 26 more then the sum of the first and second numbers. Use an algebric solution to find the numbers
Answers
Answered by
drwls
Let the largest number be 7x.
(x will have to be an integer; otherwise the three numbers cannot be integers)
The sum of the first and second numbers is then 8x.
7x * 3 = 21x = 8x + 26
13x = 26
x = 2
The three numbers are 6,10, and 14.
(x will have to be an integer; otherwise the three numbers cannot be integers)
The sum of the first and second numbers is then 8x.
7x * 3 = 21x = 8x + 26
13x = 26
x = 2
The three numbers are 6,10, and 14.
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