Christina started her weekend mountain climb at 15 feet below sea level. She climbed 300 feet the first day and another 320 feet the next day. At what elevation did Christina end up after the second day of climbing?

Write a numerical expression that satisfies all of the following conditions. 1.)the only number used in the expression is 5 2.)at least one exponent other than 1 is used 3.)when the expression is evaluated, the answer is greater than 40 and less than 50

What is f(3) for the quadratic function f(x)= 2x^2+ + x - 12

What properties allow transformation to be used as a problem solving tool