8people at a party they all exchange handshakes how many handshakes are exchanged. if 50 people were at this party how many handshakes would there be. if there were a hundred people. if there were. n people

For 8 people this would be the number of combinations of from 8

= 8C2 = 8! / 6! 2!

A quick way to do this is (8*7)/ (2*1) = 28 answer

For 50 people its (50*49) / 2 = 1225

100 - its 100*99 / 2 = 4950.

For n people its n! / (n - 2)! 2!

i think it's ф or x=6,-6

step-by-step explanation:

-x^2=-36

x^2=-36

ф

or

if you mean by : -(x^2)=-36

it'll be: x^2=36

x=6,x=-6

hope it'll ! have a good day!

you for asking!

answer: answer is c!

ok i got to organize the

3/15 and 12/55

3*

aha

3*4 equals 12 but not

a: no

b:

8/24 12/35

no

gautie

it's c

5/18 = 25/90

5*5=25

18*5 = 90

hope that you!

one more happy customer!

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step-by-step explanation: