Ok so first you need to just ask ya teacher for help
The best and the most correct answer among the choices provided by the question is the first choice. The pair of angles that are vertical is <span>∠KRC and ∠CRH ∠MRC and ∠KRM ∠ERT. </span>I hope my answer has come to your help. God bless and have a nice day ahead!
Answer:
x = 9
Step-by-step explanation:

Subtract 6 from both sides.

Multiply both sides by 3.


Answer: x = 9
Y = 0 so
x^2 + 6x - 40 = 0
(x +10)(x - 4) = 0
x+10 = 0; x = -10
x - 4 = 0; x = 4
answer is C. x = -10 and x = 4
1. communtive 2. identity 3. communitve 4. identiy 5. identiy 6. distributive 7. identiy 8. this isnt a property? 9. communtive 10. distributive 11. distributive 12. communtive 13. identiy 15. distributive 16. communtive 17. distributive 18. identiy 19. distributive
brainiest? :)