Austin took 300 baseball cards from his collection. He gave 60% of them to his brother. How many baseball cards did Austin give to his brother?

Write each expression in exponential form and find its value.| ! 2 x 2 x 2 x 2

What is the solution of the systems of equations? y=2/3x+3 x=-2

Let f(x) = 3 − x . find the average rate of change of f(x) from x = a to x = a + h and simplify your answer so that no single factor of h is left in the denominator.