The sum of two numbers is 93. Their difference is 17. Write a system of equations that describes this situation. Solve by elimination to find the two numbers.

And explain how you got it so i can understand future problems : 3

Look at this expression. a3b3c a-3b-3c-1 which of the following is the simplest form of the expression above?

State whether weight is a function of height for the six students and explain. a. yes, height is a function of weight because two students weigh 165 pounds but have different heights. b. no, height is not a function of weight because two students weigh 165 pounds but have different heights. c. yes, weight is a function of height because for each value of height there is one corresponding value of weight. d. no, weight is not a function of height because there is not enough data to determine a function.