Answer:
21≤X<28
Or
X≥21+X<28
Step-by-step explanation:
Both equations mean the same thing
Answer:
7^5
Step-by-step explanation:
7x7x7x7x7 is equal to 7^5. Depending on how much sevens there are, that is the power number. In this case there are 5 sevens so that means it is 7^5.
If this helps please mark as brainliest
Answer:
4ab and 3ab
Step-by-step explanation:
4<em>ab</em> and 3<em>ab</em> because they have the same variables <em>a</em> and <em>b</em>
Answer:

Step-by-step explanation:

pull 2 from top

we are looking to cancel (x-5) so will start with
(x - 5)(x + 3), selected (x+3) because the sign must be negative and must multiply to -15
now cancel (x-5)

Answer:
The answer is 30°
Step-by-step explanation:
I finished the test on edgen and passed