Negative exponents work like this:

So, in order to evaluate a negative exponent, you simply have to invert the base, and then raise to the positive equivalent of the exponent.
As an example, here are the first three exercises:



You can work out the rest applying this logic.
d=28g I might be wrong, but we can find this by dividing 140 by five, which equals 28.
Step-by-step explanation:
y=4/3x+4
y int =4
x int = -1
the graph is an increasing graph line that touch 4 in y and -1 in x
m=4/3
Answer:
I think its 31
Step-by-step explanation:
AC= 43 in the problem it says that point b is 12 stories above point C Which means that if you subtract 43-12 that may be the answer so AB= 31 but thats only my guess you could try the answer but I'm sorry if its wrong ;-;
Answer: B: 35ab^2c AND 7bc^2
Step-by-step explanation: