Answer:
Both are equal to 
Step-by-step explanation:
If the exponent is negative we can turn it into a fraction and make it positive.
This means the number goes to the denominator and the numerator becomes one. Therefore the following.

Answer:
- + - = +
+ + + = +
+ + - = -
- + + = -
Step-by-step explanation:
Thanks hopes it helps
Answer:
12 bucks
Step-by-step explanation:
Answer:
x=28/3
Step-by-step explanation:
Since you are in middle school, I will assume simple shapes such as rectangles and squares
area=legnth times width
therefor
width=area/legnth and
legnth=area/width