Doing Corrections
Plz and Thank you

Assemble the proof by dragging tiles to the statements and reasons column

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.

Complete the solution of the equation. find the value of y when x equals to 6 4x+y=20