Can someone help me find the answer? Also tell me how u did it?

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1

The patient recovery time from a particular surgical procedure is normally distributed with a mean of 5.2 days and a standard deviation of 1.7 days. what is the probability of spending more than 2 days in recovery? (round your answer to four decimal places.)

Given a normal distribution with µ=20 and σ = 4, what is the probability that x> 24 x< 24 x< 24 or x> 24