Answer:
add 4 so -1/2a=8
mult both sides by 2 so
-1a=16
divide 16 and -1
a = -16
Step-by-step explanation:
Answer:
the domain is -11,10 but i didnt know if you wanted that or not
Step-by-step explanation:
Answer:

Step-by-step explanation:
In order to get the answer to this question you must change the mixed number into a improper fraction then multiply the improper fraction as many times as it's exponent.

Turn the mixed number into a improper fraction:



Now multiply:


Turn the improper fraction into a mixed number:


Hope this helps.