Answer:
See Explanation
Step-by-step explanation:
The question is incomplete, as there are no options to select from.
However, a general explanation is as follows.
Given

Required
Is
a correct expression?
Let


So:

becomes


Divide both sides by 2

Hence:
is incorrect
Answer:
$23.00
Step-by-step explanation:
The tip amount is $3.00, but the total is $23.00
Answer:
Turn everything into fractions. You can also combine like terms.
Step-by-step explanation:
These equations do match up. All you have to do is find the solution to the first equation. After that, plug in that solution to the second equation. If it makes the equation true, then the equations match.
Hope this helps!