I did click on the picture but I can't see the problems it is zoomed in.
Answer:
around 2.31
Step-by-step explanation:
because you will get 2.307 if you put it in a calculator then you can round it to 2.31
Answer:
Step-by-step explanation:
x/9 = 12/18
18x = 108
x = 6
Answer:
y = -4x + 2
Step-by-step explanation:
0 would be the solution, no solution mans that the X is undefined, but here you are saying that X is equal to 0, therefore x is the solution.
TLDR; Your friend is wrong
