Answer:

Step-by-step explanation:

Answer:
It cannot be answered if we don't figure out what x means. IF we knew what X is we can multiply 6 by x and then add 7.
an example would be if x was 3. we could figure out the answer by just doing (6*3)+7=25
Answer:
it will be 634.24 because if you add 551.02 and 93.22 that will be 644.24 then you minus the 10 at the beginning.
All we need to do is plug the numbers into the equation.
A:

Not A.
B:

Not B.
C:

C is the correct answer