I need help trying to find the answer to -4(x-1)=-3x+31

The weights of broilers (commercially raised chickens) are approximately normally distributed with mean 1387 grams and standard deviation 161 grams. what is the probability that a randomly selected broiler weighs more than 1,425 grams?

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1

How do you determine if an ordered pair is a solution to a given equation?