5 Simplify: (-10 - X) - x pls note. I recommend you say the letter to the answer or the answer itself so I can put it in

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?

Need on this geometry question. explain how you did it.

Solve each quadratic equation by factoring and using the zero product property. [tex]x^2+6x+8=0[/tex]