Answer:
It should be 4.29 if I’m not mistaken.
Step-by-step explanation:
You can find the unit price by dividing 30 by 7.
I think the answer is 156, I got this by multiplying 12 times 13.
Dividing two decimals means that we need to make the following math operation:

According to the following definition:

We can prove that our result is correct by multiplying the divisor by the quotient plus the reminder and verifying that this result matches the dividend. Also, we can use a calculator to prove that.


Synthetic division yields
-3 | 1 5 4 -6
. | -3 -6 6
- - - - - - - - - - - - -
. | 1 2 -2 0
which translates to

with remainder 0. Now by the quadratic formula,

and so
Answer: 200
The absolute value of any number is how many spaces away it is from 0 on the number line