Answer:
-5+9
(top right)
Step-by-step explanation:
Hope this helps :)
Rewrite the equation y – 4x = –9 in slope-intercept form.
2 answers:
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Given:
and
.
To find:
The combinations without repetition are possible if and
.
Solution:
Combination of selecting r item from total n items is:
We have and
. By using the above formula, we get
Therefore, the correct option is D.