Answer:
ok then
Step-by-step explanation:
6) answer is B , random sampling produces a representative sample
7) 0.1 = 10% so the answer is A, he saves 10% of his income
Answer: 
Step-by-step explanation:
Rewrite the expression:

Factor out the negative:


Rewrite the sum:


Calculate the sum:


Solve:


Please mark brainliest if this helped you :)
Answer: 2b+3
Combine like terms which are 5 and -2
Answer:
Your answer is 37.
Step-by-step explanation:
What you do is add up all the numbers and that equals 296 then divide your answer by how many numbers there are which is 8. So do 296 divided by 8 that equals 37 and that's your answer