5,000 because a coin has 2 sides so there is 50% chance flipping on tails.
X= 30
That’s the answer I think
A. and b. 40+21=61 coins has shaya
................................................
Answer:
29
Step-by-step explanation:
Since they have given you x = 4, simply sub it into the equation,
(4)^2 + 3(4) - 7 + 8
= 29
