Hilda adds 5 to a number, then multiplies the sum by negative 2. The result is 6. Write an equation to find the number, x.
2 answers:
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"My fruit salad is a combination of apples, grapes and bananas"<span> We don't care what order the fruits are in, they could also be "bananas, grapes and apples" or "grapes, apples and bananas", its the same fruit salad.
</span>When the order doesn't matter, it is a Combination<span>.
</span>
The formula means <span>the number of ways to combine k items from a set of n
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n = 4 (brisket, chicken, ribs, turkey)
k = 2 (two-meat combos)
</span>
<span>
</span>
</span>When the order doesn't matter, it is a Combination<span>.
</span>
The formula means <span>the number of ways to combine k items from a set of n
***************************************
n = 4 (brisket, chicken, ribs, turkey)
k = 2 (two-meat combos)
</span>
</span>