Answer:
x=-1
Step-by-step explanation:
just like 8/8 is 1 the same concept only you add a negative
Step-by-step explanation:
the process is show in the above picture.
Answer:
-64
Step-by-step explanation:
Given expression

Perform all multiplications and divisions:

Now subtract results in brackets:

Now, divide:

there are 120 students. Seems like a small school
Add the left side amount for Gross earnings and right side amount for net pay