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nlexa [21]
2 years ago
12

Simplity 9(2.6x + 5y + 5.6x)

Mathematics
1 answer:
gregori [183]2 years ago
7 0

Answer:

73.8x+45y

Step-by-step explanation:

1. Distribute 9 to the numbers inside the parenthesis

23.4x + 45y + 50.4x

2. Combine like terms( in this case the numbers with the x)

73.8x + 45y

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Answer:

3168

Step-by-step explanation:

Here, we have s combination problem as we are selecting. The question is quite straightforward.

What the director needs to do is simply select 10 males from the total 15 males and also select 8 females from the total 11 females and add the results.

To select 10 from 15, we simply compute as 15C10 which equals 3003 ways

To select 8 from 11, we simply compute 11C8 which equals 165 ways

We simply add both to get the numbers of possible casts which is 3003 + 165 = 3168 possibilities

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0.22 is ten times larger than 0.022.
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