Answer:

Step-by-step explanation:

Answer:
![\displaystyle [-7, -7]](https://tex.z-dn.net/?f=%5Cdisplaystyle%20%5B-7%2C%20-7%5D)
Step-by-step explanation:
{2x - 6y = 28
{−x - y = 14
−⅙[2x - 6y = 28]
{−⅓x + y = −4⅔
{−x - y = 14
____________

[Plug this back into both equations above to get the y-coordinate of −7]; 
I am joyous to assist you anytime.
3/30 (I think) they have a 1/10 of picking the youngest, so that times three
Answer:
999 is the largest three-digit number
Step-by-step explanation: