Answer:
The answer is 4z^2 + 7z
Step-by-step explanation:
7z + 4z^2 +6 - 6
So, just combine like term which is 6 - 6 = 0
So, the remaining is 4z^2 + 7z that cannot be simplified anymore
Answer: Most likely the answer is D.
Step-by-step explanation:
since its the only equation that could go into the negatives if 2 is being multiplied it is most likely d
We will have the following:



So, the value of x is 8.
Answer:
B.
Step-by-step explanation:
All of it needs to add up to 180
So you have
2x + 4x+10 + 6x-10 = 180
Combine like terms
12x=180
Answer:
3
Step-by-step explanation: