Uli wants to write the phrase “the difference of seven and a number squared” as an algebraic expression. She wrote out several e
xpressions in the table. Which expression correctly represents the phrase?
2 answers:
Answer:
The Algebraic expression that correctly represents the phrase 'the difference between 7 and a number squared' is
= 7 - x²
Step-by-step explanation:
Let's represent the unknown number be represented as x
The unknown number is also squared = x²
Therefore, the Algebraic Equation correctly representing the phrase 'difference of 7 and a number squared' is
= 7 - x²
7 - n^2 is your expression. Hope it helps! :) If you could vote my answer as the brainliest, that would be awesome! :)
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Answer: C 20
Explanation: Plug in 2 for k.
2^2 - (2-10) + 4(2) = 20
Answer:
Step-by-step explanation:
3/12 really is 1/4 (Divide top and bottom by 3) 3/3 = 1 and 12/3 = 4
1/5 + 1/4 = 4/20 + 5/20 = 9/20
There is something we don't know about this question. If you put a remark, I will come back and look at it.
Divide them
We'd get
2n^2+1/10n + 1
Your answer is C. Hope this help :D