Examples of Math Problems
examples of math problems that I like, solved, etc.
Saturday, November 23, 2013
A larger number is two less than four times a smaller. If the sum of the numbers is 18. Find the number
1) l=4s-2
2) l+s=18
subtracting 1) from 2)...
s=18-4s+2
5s=20
s=4
therefore l=14
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