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Solve the x in the equation x^2+14x+17=-96

Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29

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?