Analyzing factors please help lol

If angle 2=3x +1 and angle 3=2x +4what is angle 2

Find the midpoint m of z1=(8+5i) and z2=(12+3i)

The frequency table shows the results of a survey comparing the number of beach towels sold for full price and at a discount during each of the three summer months. the store owner converts the frequency table to a conditional relative frequency table by row. which value should he use for x? round to the nearest hundredth. 0.89 0.90 0.92 0.96