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:
8
Step-by-step explanation:
All the factors of 8 and 16 are 1;2;4;8
Answer:
i agree
Step-by-step explanation:
because when you multply 3.141592654 times 5 you get 15.70796327.
Answer:
420.72
Step-by-step explanation: