Answer:
This really depends on the situation, and many variables. Is there a specific moment? Multiple buttons? Would you mind giving more context or is that it?
Answer:

Step-by-step explanation:
Solve for the value of
:

-Use <u>Distributive Property</u>:


-Combine like terms:


-Add both sides by
:


-Divide both sides by
:


Therefore, the value of
is
.
The to that problem is 56
20%.
20,000 times 0.8 is 16,000, so the decreased value that was lost was 20% of the original price.
Answer: (-1,3)
Explanation: Substitute 3 for y x=2x -7
x=(2)(3)-7