Reference angle of 203 degrees

Which value of c would make he following expression completely factored? 8x+cy

What are the constants in this expression? -10.6+9/10+2/5m-2.4n+3m

The weights of players in a basketball league are distributed normally. the distance (d) of each player's weight (w) from the mean of 86 kilograms was computed as follows: d = |w - 86| if d is greater than 7 for approximately 5% of the players, what is the approximate standard deviation of the players' weights? a. 1.75 kilograms b. 3.5 kilograms c. 4.3 kilograms d. 7 kilograms