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.
C I think that's it idk I might be wrong sorry if I am
Answer:
It doesn't. x = 22 271 201
Step-by-step explanation:
You are going to need a calculator no matter how you do it.
(a) The direct method
(b) The indirect method
Answer:
Yes
Step-by-step explanation:
Draw a vertical line on the x value of 1/4
It's just a straight line upwards
