Answer:
55.
Step-by-step explanation:
55x2=110
Answer:
:)
Step-by-step explanation:
1/2 times 5= 5/2= 2 1/2
3/4 times 8= 24/4= 6
1=5/2
2=24/4 or 6
Answer:
Which of the following sampling techniques is the most likely to produce a random sample, representative sample of all students at a high school?
A. Choosing every 10th name on the student roster
B. Choosing every 10th student arriving in a 9th grade homeroom
<u>C. Choosing the first 100 students who arrive at school
</u>
D. Asking students to call a phone number to answer survey questions
Step-by-step explanation:
Answer: Its the first and third one.
Step-by-step explanation: Lol nope
-(-7y + 12) = 7y - 12
u are distributing the -sign through the parenthesis...so u take the number outside of the parenthesis (and if it just a sign, the number is 1)...and u multiply it by everything in the parenthesis.
-1(-7y + 12) = -1 * -7y + (-1) * 12 = 7y + (-12) = 7y - 12
