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lord [1]
4 years ago
9

A(-1,2)B(-7,4) find the midpoint of AB

Mathematics
2 answers:
sweet-ann [11.9K]4 years ago
8 0
You can find the mid point of the two by adding both the x's then divid by 2 and add both the y's and divide by 2 for example.

-1+(-7) =-8
-8/2 =-4
x= -4

2+4 = 6
6/2 =3
y=3

So the mid point is (-4,3) 
Zigmanuir [339]4 years ago
7 0
The midpoint would be (-4,3)
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Please help me! I will give brainliest
Alika [10]
The answer is B because it equals 8 1/36
7 0
3 years ago
24. Janet and Jack are walking in a two-day event to raise money for charity.
Serga [27]

Answer:

40 miles walk

Step-by-step explanation:

Let the miles walked by both of them be x at which money collected by same

for Janet

Fixed donation  asked = $7.50

money asked for walking 1 mile = $0.10

money made by Janet if he walks x miles = x*$0.10 = $0.10x

Total money collected by Janet = Fixed donation  asked + money made by Janet if he walks x miles

Total money collected by Janet =7.50 + 0.10x

For Jack

Fixed donation  asked = $5.50

money asked for walking 1 mile = $0.15

money made by Janet if he walks x miles = x*$0.15 = $0.15x

Total money collected by Jack = Fixed donation  asked + money made by Jack if he walks x miles

Total money collected by Jack =5.50 + 0.15x

we have to find miles at which money collected by both of them be same

and we have decided that it it as x mile walk then

Total money collected by Janet = Total money collected by Jack

7.50 + 0.10x = 5.50 + 0.15x

=> 7.50 - 5.50 = 0.15x - 0.10x

=> 2 = 0.05x

=> x = 2/0.05 = 40

Thus, at 40 miles walk money collected by both of them will be same

7 0
3 years ago
To buy a laptop computer, Jane borrowed $5,000 for 3 years at an annual rate of 6%.
kiruha [24]

Answer:

5955.08

Step-by-step explanation:

First year: 5000×(6÷100)=300

Second year : 5300×(6÷100)=318

Third year : 5618×(6/100)=337.08

And = 5955.08

4 0
3 years ago
The data represent the ages of people working at a store.
Tom [10]
First, arrange the data from lowest to highest
19, 20, 21, 22, 23, 24, 25, 27, 29, 30, 33

Next, find the media or the middle data.
The median is 24.
<span>19, 20, 21, 22, 23, 24 (median), 25, 27, 29, 30, 33
</span>
Lastly, look at the data below the median and find the middle of those data. If it's between two numbers, choose the lower number. That's the first quartile.
The first quartile is 21.
19, 20, 21(Q1), 22, 23, 24 (median)<span>, 25, 27, 29, 30, 33</span>
7 0
3 years ago
2.) 3(10x + 9) - 9(3x - 5)<br><br><br> SHOW WORK PLEASE
avanturin [10]

Answer:

3x+72

Step-by-step explanation:

Let's first simplify the equation 3(10x+9)−9(3x−5)

You want to distribute first

=(3)(10x)+(3)(9)+(−9)(3x)+(−9)(−5)

=30x+27+−27x+45

And then combine like terms:

=30x+27+−27x+45

=(30x+−27x)+(27+45)

=3x+72 (answer)

5 0
3 years ago
Read 2 more answers
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