Easy
3x + y = 16
Substract -y both sides
3x = -y + 16
Now divide both sides by 3
Answer is x= -1/3 + 16/3
Answer:
9 and 12
Step-by-step explanation:
Answer:
x=12
Step-by-step explanation: brainest pls
Answer:
hello,
Step-by-step explanation:
a)
p(fail)=0.05
p(not fail)=1-0.05=0.95
b)
p(3 fails)=0.05³=0,000125
c)
p(1 or more system not fail)=1-0.05³=0.999875
d)
it increase the security.( here 4/100 for 3 systems)