Answer:
First option is correct answer.
Step-by-step explanation:
Area = 4x - 10
Perimeter = x + 8
Answer:
c is greater than 21-13
c is greater than 7
Step-by-step explanation:
<h3>
Answer: Choice 2. 
</h3>
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Explanation:
The rule is that if 
for some positive number k, then it can be written as the compound inequality 
. This is a shorthand way of writing the two inequalities 
combined together.
note: 
is the same as 
From here, we replace k with 3
Therefore, 
turns into 
which breaks down further to
The keyword "and" is important as we can't pick one or the other. We must pick both 
and also 
Answer:
B = minus 15 is greater than 21 = as the line stops at 3^2 and shows 15 with shaded circle
It stops at -5^2 open circle and -5 x -5 = = 25
So if we use a value more than this -4.6 x -4.6 = 21
Answer:
6
Step-by-step explanation:
I am thinking it is 6 because you can just look at b and it looks the same
so I think it would be the same answer
