Answer:
x=9
Step-by-step explanation:
3x + 25 = 2(4x – 10)
3x + 25 = 8x-20
3x-8x=-20-25
-5x=-45
5x=45
x=9
Answer:
1/81
Step-by-step explanation:
P(H,H,H,H)=16/81
fourth root of 16/81= 2/3
so the probability of getting tails would be 1/3
probability of getting 4 tails would be:
P(T,T,T,T)=(1/3)^4
=1/81
Answer:
(-5,3)
Step-by-step explanation:
-40+8y=-16
8y=24
y=3
Your missing value would be 47
Answer:
(9+3i)-(2-7i)=17i
Step-by-step explanation: