4/x+9 = 9/x+5.... x= -61/5 or -12 1/5
try using the app Photomath, it’s really useful
Answer:k=10
Step-by-step explanation:
Answer:
101
Step-by-step explanation:
The leftover weight that can be put onto the container (x)
x = 24500 - 12300
x = 12200
The amount of crates that can be hauled into the container
x = 12200 / 120
= 101.6667
We need a whole number so we round down.
= 101
:)
Answer:
1/3y - 7
Step-by-step explanation:
Add the like terms
-3 + (-4) = -7
and
2/3y + (-1/3y) = 1/3y
Hope this helps :)
Answer: 2017
Step-by-step explanation:
Given : The proportion of people that smoke : p=0.3
Margin of error : E= 0.02
Significance level :
Critical value : 
The formula to calculate sample size ( if proportion is known) :-

Hence, the required minimum sample would be 2017.