10. Infinitely many solutions:

Simplify this equation:

When
the equation becomes

This equality is true for all x, thus the equation has infinitely many solutions.
11. The equation
should have one solution x=-1.
First, simplify the equation:

This equation will have solution x=-1 when

Therefore, the initial equation is

12. The equation
should have infinitely many solutions.
Simplify it:

When
this equation will have infinitely many solutions.
Answer:
2/2
Step-by-step explanation:
I think so, because 14/2 = 7 and 18/2 = 9
Answer:
Here is yours.
But next time, pls give it a try,bro!
Good luck!
The domain is the range of the x-axis. In this situation the x range from 0 to 11, so the domain is D.