Answer:
The first one
Step-by-step explanation:
1. 5x-y=4
2. -4/3+1/3y-2/3z
3. x=5+1/2y -3/2z
And/or the answer to the whole thing could be that the statement is incorrect.
Answer:
Step-by-step explanation:equation is a² a = side length of square so the area would be 196
