Answer: I think its D. 1:5
Step-by-step explanation:
but im not surr
Hello,
y=x²-25
==>x=y²-25 ==>y=±√(x+25)
Answer B: ±square root of the quantity x plus 25
Answer:
it is 8.5 x 10^2 because when you times the 10 twice and then multiply it with 8.5 and the decimal moves
Andre is 3.8 miles away from his house.
<h3>What is mathematical expression?</h3>
Expression or mathematical expression serves as the combination of symbols which is been formed base on rules that depend on the context.
First trail he hiked took him 4 1/2 miles = 4.5 miles
Second trail he hiked took him 2 4/10 closer to his house= -2.4
Third trail he hiked took him 1 7/10 miles further away from his house =1.7
we can write the expression as (4.5 - 2.4 + 1.7)
= 3.8
Therefore, Andre is 3.8 miles away from his house.
Learn more about expression at:
brainly.com/question/25421984
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Answer:
30:1
Step-by-step explanation:
45*12 = 540
540/18 = 30