Calculate the value of this expressions. Give your answer as a mixed number
2 1/5 ÷(2 2/3 - 3/4)​

The measurement of one angle of a right triangle is 34°. what is the measurement of the third angle?

Solve the system by the elimination method. x + y - 6 = 0 x - y - 8 = 0 when you eliminate y , what is the resulting equation? 2x = -14 2x = 14 -2x = 14

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.