The subtraction sign in front of the second set of parenthesis changes the signs on the terms inside those parenthesis. So this could be rewritten as

. None of the exponents on the x are the same, so we will just express it in terms of descending powers of x.

. This is also the same as

if you don't like to start with a negative. Either one is correct.
Answer:
A
Step-by-step explanation:
i think so..sorry if im wrong
Answer: 219.375 miles
<u>Step-by-step explanation:</u>
d = r * t
= 67.5 * 3.25
= 219.375
Answer:
x^14
That's gonna be your answer