$\bf _nC_r=\cfrac{n!}{r!(n-r)!}\qquad 
\begin{cases}
n=\textit{total elements}\\
r=\textit{partials}\\
--------\\
n=7\\
r=6
\end{cases}\implies _7C_6=\cfrac{7!}{6!(7-6)!}$

5 0

3 years ago

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Rob has a 2-liter bottle of iced tea. He poured an equal amount of the iced tea into 8 containers. How many milliliters did Rob

Anastasy [175]

250, because 2000÷8=250

3 0

3 years ago

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2x+5(x+1) = -8; Can someone help me solve this problem step by step please?

mariarad [96]

Answer:

-13/7

Step-by-step explanation:

2x+5(x+1)=-8

2x+5x+5=-8

7x+5=-8

7x=-8-5

7x=-13

7x/7=-13/7

x=-13/7

4 0

3 years ago

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Jason has a coupon for $2.50 off an electronic book from an online bookstore. If the store original price in dollars of an elect

Sergio [31]

D=P-2.50
I hope this is what you were looking for

6 0

3 years ago

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