Answer:
yea
Step-by-step explanation:
The set builder notation is {-8,-3,4,7} and the number line would begin at -8 and continue to positive 7. It would show a closed dot on top of -8 with a line that continues to a closed dot above 7.
The union of the 2 sets means that the final notation includes all elements.
I believe the answer is yes. Hope that helps!
-4x - 4 would be your answer
STEP BY STEP:
1. (7x+4x-9) - (5x + 10x - 5)
2. (11x -9) - (15x -5)
3. -4x -4
