Answer:
-51
Step-by-step explanation:
PEMDAS suggests you start with parenthesis
10+9•(-3)2-(7)
10-(27)2-(7)
10-54-7
-51
A) is counting down by 3
B) is counting up by 5
<span>2744 I gusse if not tell me</span>
A fixed expense<span> is an </span>expense<span> that will be the same total amount regardless of changes in the amount of sales, production, or some other activity. A good example of this is rent or a mortgage.</span>