DONT GO TO LINK ITS DANGEROUS ⚠️
Answer:
Step-by-step explanation: Not too sure how to explain it this is how you simplify it pretty sure
2x-y=7
+2x +2x add to both sides to get y alone because it has no friends
___________
-y=7+2x get rid of the negative on the y value
__________
y= -2x -7
The answer is 39 and I know because I took the test and got it right
That would be 20 x 19 x 18 which equals 6840.
After first place is chosen, 19 spots left and so on.
The answer is 6840 ways.
