2 and 8 are alternate exterior angles
200 copies must be sold
n= number od newsletters
0,50*n+300=2,00*n
300=1,5*n
Divide both sides by 1,5
200=n
0,50*200+300=2*200
100+300=400
400=400
Answer:
4/10, 0.4, 40%
1/4, 0.25, 25%
Hope this helps also "Hi" again. :)