Answer:
(x,y)=(-5,5)
Step-by-step explanation:
Answer:
20/9 or 2 2/9 or 2.2 repeating
Step-by-step explanation:
None I would think because none of them are them because if you it is not the
Answer:
12
Step-by-step explanation:
21=31
31=7+2-3+0=12
This is correct because linear equations mean add subtract divide and multiply instead of finding roots and squares