SOLUTION: twice of a large number equals 3 times smaller number and their sum is 40 find the number?

SOLUTION: twice of a large number equals 3 times smaller number and their sum is 40 find the number?

Algebra.Com

Question 1009185: twice of a large number equals 3 times smaller number and their sum is 40 find the number?
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
Call the larger number x and the smaller one y. Then we have
x + y = 40 and
2x = 3y or x = (3/2)y
Now substitute and get
(3/2)y + y = 40
(5/2)y = 40
y = 16
x = 24
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