Answer:

Step-by-step explanation:

Apply absolute rule: 

Multiply:


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if x=6.5, plug this value into the expression to test the inequality.
9-6.5 = 2.5
2.5 > 3
this statement is FALSE because 2.5 is less than 3 NOT greater than.
Answer:
4x + 14
Step-by-step explanation:
So first you would 2 times 2x to get 4x and then 2 times seven to get 14. So you would get 4x plus 14.
Answer:
27
Step-by-step explanation:
19√2 = 26.8701
2 sig figs is the ones place and one decimal place after (tenths place) in this problem.
Only way to find your answer is to plug 19√2 into your calc.
Your answers are the correct ones. Excellent job.