3 years ago

What is the value of

Mathematics

1 answer:

deff fn [24]3 years ago

7 0

the answer is 2. see attached for step-by-step instructions. hope that helps!

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If twice a number, n, is 5 less than the number squared, which of the following equations could be used to properly solve for n?

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Answer:

2n - 5 = n^2 (or n squared)

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2 years ago

Ronda Rollins gets a Social Security benefit of $350 per month. Her husband receives a benefit equal to 200 percent of Ronda's b

liberstina [14]

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3 years ago

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if the equation 2x^2+ bx+ 5=0 has no real solutions, which of the following must be true A. b^2 < 10 B. b^2> 10 C. b^240

melisa1 [442]

Answer:

C. b²< 40

Step-by-step explanation:

2x²+ bx + 5=0 has no real solutions

=> D< 0

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3 years ago

Karl wants to rent a bike for at most $55. He can rent a bike for $7 per hour plus a $9.50 flat fee. Any portion of an hour is c

Papessa [141]

Answer 6 hours
Reason
7x + 9.50 = 55
-9.50. -9.50 subtract from both sides
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Divide both sides by 7 to isolate x
X = 6.5
So he can rent for 6 hours (the .5 would be charged as a full hour per the problem)

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1 year ago