What is the question asking ???
Answer:
The dimensions of the desktop are (x+7) units by (x-7) units
Step-by-step explanation:
we know that
The difference of squares is equal to

we have

Remember that

substitute

Applying difference of squares

therefore
The dimensions of the desktop are (x+7) units by (x-7) units
Answer:
First one equals -15
Second one equals -3
Step-by-step explanation:
(-4)*2 - 7
= (-8) - 7
= (-15)
(-4) + 1
= (-3)
Hopefully this helps.
Answer:
A) $1,446.50
Step-by-step explanation:
So you know, that the expenses for the first year of a 4-year private college are $8,893. You have got $6,000. How much money you must contribute each semester? $8,893-$6,000=$2,893 ... You know, that there are two semesters in college year, so you need to divide the number by 2. The answer is A) $1,446.50
I hope I helped you! I will be grateful, If you mark my answer as the brainiest.
Answer: The answer is A and D
Step-by-step explanation: If you go through all the problems, just replace "b" with "(4)" into a calculator. For A and D, they both equaled 180.