Quandaries and Queries
I have a problem, like most of your mailers, I do remember BEDMAS but maybe I'm missing the finer points!
It's been a while, he goes
I think this would be at the secondary level.
Hope you can help
My guess is that you are struggling with the -3. You can think of the left side in two different ways. One way is to see - as subtraction so you want to subtract 3(m+1) from 4. The second way is to see -3 as the number minus three so you want to find minus three times (m+1) and then add it to 4. Using mathematical notation the first intrepretation is
BEDMAS tells me to do brackets (or parentheses) first, so first I see
You should now substitute m = 13 into the original expression to verify that this answer is correct.Penny