Answer:

Step-by-step explanation:
let us assume

now
can be written as 
we know 
so 

now from above equation we can say that


Answer:
stuff
Step-by-step explanation:
180-72 = 108
a2 = 108º
a3 = 108
a4 = 72
a4+a6 = 180 so
a11+a13 + 180...
48/60 or 0.8 if you know it's spam already, but 0.48 if you are picking randomly from 100 emails
the answer to your question is
−3x+y=−7
Step-by-step explanation:
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