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ruslelena [56]
3 years ago
13

7b+8<100 how many books can Brian buy without overspending

Mathematics
2 answers:
Semenov [28]3 years ago
6 0

Answer:

Step-by-step explanation:

7b + 8 < 100

subtract 8 from both sides

7b < 92

divide both sides by 7

b < 92/7 ≅ 13.1

Brian can buy at most 13 books.

Kamila [148]3 years ago
4 0

Answer: You have to plug in the numbers.

So first let's plug in 13. 7*13+8=99

Now 15. 7*15+8=113

Now 18. 7*18+8=134

Lastly 20. 7*20+8=148

The answer is 13.

Step-by-step explanation:

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A faucet is used to add water to a large bottle that already contained some water. After it has been filling for 55 ​seconds, th
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Answer:

y=3x+4

Step-by-step explanation:

Let y be the amount of water in the bottle x seconds after the faucet was turned on.

We have been given that the gauge on the bottle indicates that it contains 19 ounces of water after it has been filling for 5 seconds. After it has been filling for 11 ​seconds, the gauge indicates the bottle contains 37 ounces of water.

We have two points on the line (5,19) and (11,37).

Let us find slope of the line passing through these points.

m=\frac{y_2-y_1}{x_2-x_1}

m=\frac{37-19}{11-5}

m=\frac{18}{6}

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We will write our required equation in slope-intercept form y=mx+b, where, m represents slope and b represents the y-intercept.

Let us find y-intercept by substituting m=3 and coordinates of point (5,19) in slope intercept form.

19=3\cdot 5+b

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19-15=15-15+b

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Therefore, our required equation would be y=3x+4.

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3 years ago
Generate the first five terms in the sequence using explicit formula
ioda
I got b i did this question before but dont take my word for it im not one hundred percent sure

8 0
4 years ago
What is the value of "X"?
MrMuchimi

Answer:

6

Step-by-step explanation:

All triangles equal 180 degrees to this is what I did:

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subtract 132 from each side

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x = 6.

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2 years ago
In the figure below point F, E, B and &amp; lie on or in plone x. what is another manne for plane x. t С of a. plane Bee b. plan
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3 years ago
Read 2 more answers
What is the answer for this problem cause i am very confused
EleoNora [17]

41.8, angle y and the measurement angle labeled as just "138.2" are supplementary angles, meaning that when you add them together they equal 180. So all you have to do is subtract 138.2 from 180 and you get your answer which is 41.8.

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3 years ago
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