Answer:
m= -90 is your answer
Step-by-step explanation:
For future reference, you should try using Symbolab, it works really well and I use it ALL the time!
I’m fairly sure it’s 2N as N is the amount of people. Say there were 100 people that turned up, you would need 200 party favours (obviously because it’s two each) so 2N is 2 x 100 = 200
I’m sorry if it’s wrong! That’s what I would have put :)
<span>Statement shows the difference between a line and a point that is dimension.
</span> point is dimensionless.
<span> line has a single dimension. </span>