Answer:
x = ± 10
Step-by-step explanation:
- 5x² = - 500 ( divide both sides by - 5 )
x² = 100 ( take square root of both sides )
x = ±
= ± 10
That is x = - 10 or x = 10
Statements 1 and 4 are correct. Let me know if you need more of an explanation. :)
The answer is 3a + 2b + 8
I don't think it can be reduced anymore.