Answer:
![\displaystyle [-2, 7]](https://tex.z-dn.net/?f=%5Cdisplaystyle%20%5B-2%2C%207%5D)
Step-by-step explanation:
You want to eradicate one pair of variables so they are set to zero. It does not matter which pair is selected:

{½[4x + 2y = 6]
{−2x + 2y = 18
>> 
Plug this back into the system to get the x-value of 
I am joyous to assist you at any time.
You are adding 6 to each number. (N-1)+6, I guess
Step-by-step explanation:
just subtract it
answer is 122.709
How many time that 6688 could into 16 which is 418
Answer:
correct answer is 406/25+a10
Step-by-step explanation: