Which of the following equations has a solution of -50? b - (20) = -30 -2r = 50 = -25 n + (-16) = 65

Which of the following best describes the graph below? a. it is a function, but it is not one-to-one. b. it is a one-to-one function. c. it is not a function. d. it is a many-to-one function.

Which expression is equivalent to? assume x > 0 and y > 0.

Simplify (a/b - b/a) times (a - a^2/a+b) a - a^2/a=b is a mixed number