Answer:
Step-by-step explanation:
Remember that the equation of the line is
in this case we have
that is because
45% round 55% rectangular
mad is 0
what type of question is this? no offense
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
56.5