In how many ways can you
select a group of 6 friends to
invite over from a group of
22 friends?

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Ответ:

daniel7363

05.05.2022

Mathematics

x = - 8

Second answer is correct

Step-by-step explanation:

$- 4(2x + 3) = 2x + 6 - (8x + 2) \\ - 8x - 12 = 2x + 6 - 8x - 2 \\ - 8x - 12 = - 6x + 4 \\ - 8x + 6x = 12 + 4 \\ - 2x = 16 \\ \frac{ - 2x}{ - 2} = \frac{16}{ - 2} \\ x = - 8$

hope this helps

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In how many ways can you select a group of 6 friends to invite over from a group of 22 friends?