Problema Solution

The difference between two numbers is 3. If four times the smaller is divided by the larger, the quotient is 5. Find the numbers.

Answer provided by our tutors

let 'x' and 'y' represent the numbers and let 'x' be the smaller (x < y)


The difference between two numbers is 3:


y - x = 3


If four times the smaller is divided by the larger, the quotient is 5:


4x/y = 5 multiply both sides by y


4x = 5y


by solving the system of equations:


y - x = 3


4x = 5y


we find:


x = -15


y = -12


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the two numbers are -15 and -12.