Answer:
y=3
Step-by-step explanation:
5y-2(3)=9
5y-6=9
+6 +6
5y=15
/5 /5
y=3
There was 45 combinations of 2 so
xC2 = 45 where x = number of players
10C2 = (10*9) / 2 = 45
So there were 10 players involved
First one i believe (6/7)
Answer:
Step-by-step explanation:
(3g - 7)/k = p
3g - 7 = pk
3g = pk + 7
g = (pk + 7)/3