Answer:
-27/5 and 29
Explanation:
First, simplify everything. You get 20x - _ * 5/9 + 9x = 3 + _ * x.
This is 29x - _ * 5/9 = 3 + _ * x.
The 2nd blank must be 29 because there is nothing else to alter it.
Using the same logic, the first blank is -27/5.