12. SHORT RESPONSE For each expression, explain how to use the properties of addition and multiplication to simplify the expression with the easiest
computation possible. Show your work and name the properties you used.
Part A 47 x 38 + 47 x 62
Part B 752 + (467 + 248)

Teams of 4 are competing in a 1/4 mile relay race. each runner must run the same exact distance. what is the distance each teammate runs?

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 + 4x + 5 = 0

One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%