Answer: 
PLEASE MARK ME BRAINLIEST
Step-by-step explanation:
1) Simplify both sides of the inequality:

2) Subtract
from both sides:

3) Simplify:

4) Subtract
from both sides:

5) Simplify:

6) Divide both sides by
:

7) Simplify:

Answer:
its the last one
Step-by-step explanation:
the sign flips when you divide by a negative
Answer:
the probability to flip a head is 50%
Step-by-step explanation:
I think.
8-4x^2+10x^2+2x
8+6x^2+2x
6x^2+2x+8
This is a quadratic equation since it has three terms. Now, a=6 (that is, a≠0) and therefore, it is a quadratic trinomial equation.
The correct answer is C.)