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qwelly [4]
3 years ago
13

I need help I don’t understand this

Mathematics
1 answer:
alex41 [277]3 years ago
4 0

This is the solution hope you can understand, i apologize for the bad handwriting

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A plane is traveling at a rate of 500 miles per hour. The remaining fuel can last for up to 1500 miles.
Tju [1.3M]

Answer:

d. since we know it can travel 500 mph and it has enough fuel to fly for another 1500 miles. it can fly for 3 more hours, the reason D is the correct answer is since the plane can't fly more than 3 hours so it will fly for 3 hours exactly or less

6 0
3 years ago
Which of the following is equivalent to (n-3)(n-5) a. n2-8n+15, b. n2+8n-15, c. n2-15n+8
solong [7]
Foil the binomials

First: n*n=n^2
Outer: n*-5=-5n
Inner: -3*n=-3n
Last: -3*-5=15

Put it together and simplify
n^2-5n-3n+15
n^2-8n+15

Final answer: A
5 0
3 years ago
Sara is saving her summer earnings for a $500 school trip in the fall. She has $200 in her savings account at the beginning of J
Vilka [71]

Answer:she will need around 9 weeks and she will have enuogh

Step-by-step explanation:

9  

5 0
3 years ago
Simplify 9 to the 2nd over 9 to the 7th.
Free_Kalibri [48]

9^2/9^7

when dividing powers, we subtract the exponents

9^(2-7)

9^ (-5)

a negative exponent flips from the numerator to the denominator

1/ 9^5

Choice D

6 0
3 years ago
Read 2 more answers
The distance a bike travels varies directly as the amount of time the bike has been ridden. Angela is riding her bike. If she tr
Levart [38]

Answer:

420 miles

Step-by-step explanation:

60 ×7=420

thank

4 0
3 years ago
Read 2 more answers
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