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Burka [1]
3 years ago
7

I don’t understand question 3 that well. Can anybody help me?

Mathematics
1 answer:
fiasKO [112]3 years ago
5 0

Answer:

33

Step-by-step explanation:

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Convert into slope intercept form?
Alexeev081 [22]
<h3>Answer:</h3>

y = 2x + 5

<h3>Step-by-step explanation:</h3>

<u>Definitions</u>:

Slope Intercept form; y = mx + b

m = slope

b = y intercept

Step 1: Since the slope is given plug it into y = mx

y = 2x + b

Step 2: Plug a points' x and y into their corresponding spots to solve for b

(33) = 2(14) + b

Simplify and solve

33 = 28 + b

-28  -28

  5 = b

Plug both your slope in and your y intercept into y = mx + b

y = 2x + 5

6 0
3 years ago
Can someone help me with this or give me a link to the answers please
lana [24]

sorry it can't fit the other half

5 0
2 years ago
Pls i need help!!!! will give brainliest also i will report spamming
AleksandrR [38]

Answer:

4+(n-1)*6=  -2n+4

Step-by-step explanation:

6 0
2 years ago
Read 2 more answers
An online data base charges $25 an hour during the day and $12.50 an hour at night. If a research company paid $250 for 12 hours
Firdavs [7]

Answer

Find out the  which system of equations could be used to determine the number of hours charged at the day rate (d) and at the night rate (n) .

To proof

As given in the question

Let us assume that the number of hours charged at the day rate = d

Let us assume that the number of hours charged at the night rate = n

An online data base charges $25 an hour during the day and $12.50 an hour at night. If a research company paid $250 for 12 hours of use.

Total working hour in a company including day and night be  12 hours .

than the equation become in the form

d + n = 12

also

An online data base charges $25 an hour during the day

$12.50 an hour at night.

If a research company paid $250 for 12 hours of use.

than the equation becomes

25d + 12.50n = 250

than the two equation are

d + n = 12 , 25d + 12.50n = 250

multiply first by 25 and subtracted  from 25d + 12.50n = 250

25d - 25d + 12.50n - 25n = 250 - 300

12.5 n = 50

n = \frac{50}{12.5}

n = 4hours

put this in the d + n = 12

d + 4 =12

d = 12-4

d = 8 hours

Therefore the number of hours charged at the day rate  is 8 hours  and at the night rate is  4hours .

Hence proved



4 0
3 years ago
50 POINTS AND BRAINLEST <br>Which line is the graph of y=-2x+2​
worty [1.4K]

Answer:

line b

Step-by-step explanation:

y = -2x+2 has a slope of -2 (means it's going downhill) and a y-intercept of 2. Line b is the only line that matches this description.

6 0
3 years ago
Read 2 more answers
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