Answer:
A
Step-by-step explanation:
Those two lines are the same. If you divide the second equation by 2, you will end up with the first equation. A system of linear equations cannot have two of the same line.
-5 and -4.
-5 times -4 is 20 while adding -5 and -4 it equals -9. (don't be very harsh if i got this wrong)
Answer:
14
Step-by-step explanation:
you can do this two ways:
<u>First: </u>

<u>Second: </u>
Distribute the 3 first

Answer:
This question is incomplete.. is there an image?
Step-by-step explanation:
Answer:
-12
Step-by-step explanation:
-9-9-(-6)
-9-9+6
-18+6
-12
Therefore, the answer is -12
Please mark as brainliest.