Original post by Gmart
Question (a) is straightforward, and if y = x - 15, then what method should I use for (c)?
Question (a) is straightforward, and if y = x - 15, then what method should I use for (c)?
What does x represent?
So, what is the minimum value x can be?
Now, looking at the venn diagram, what is the maximum value x can be? Remember that these numbers in the venn diagram must be non-negative whole numbers.
Original post by RDKGames
What does x represent?
So, what is the minimum value x can be?
Now, looking at the venn diagram, what is the maximum value x can be? Remember that these numbers in the venn diagram must be non-negative whole numbers.
So, what is the minimum value x can be?
Now, looking at the venn diagram, what is the maximum value x can be? Remember that these numbers in the venn diagram must be non-negative whole numbers.
If y is zero, then x is 15.
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