Answer:
-4x+1
Step-by-step explanation:
2x-(6x-1)
=2x-6x+1
=-4x+1
Answer:
19.2
Step-by-step explanation:
Answer:
44
Step-by-step explanation:
use the order of operations
5 (3) 2 + 3 + 11. solve within parenthesis
15 × 2 + 3 + 11. multiply left to right
30 + 3 + 11. multiply left to right
33 + 11. add left to right
44. add
the order of operations is more commonly known as PEMDAS.
(parenthesis, exponents, multiply and divide, add and subtract)
If you are still confused there is a Brain Pop about PEMDAS. just search "order of operations" on the brain pop website
Answer:
Step-by-step explanation:
The confidence interval for population proportion is given by :-
Given : Significance level :
Critical value :
Then a 99% confidence interval is constructed to estimate the difference in population proportions which possess the given characteristic will be :-
Hence, the resulting confidence interval is .
Answer:
7
Step-by-step explanation:
15/5+6-(12/6)
15/5+6-(2)
3+6-2
9-2
7