Question #bf493
2 Answers
Explanation:
One number is less than 3 times the other.
Let us say that the "One number" is
We get the following equations
Subtract
Multiply the first equation by
Now, add the two equations together.
Divide both sides by
Substitute
Oh but wait, it says the smaller number is
No problem, just change the variables.
Check :
The numbers are
Explanation:
We can define both the numbers using one variable.
Let the one number be
.
The other is
The other number is therefore:
Their sum is
The numbers are