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labwork [276]
2 years ago
9

A triangle has side lengths of (5k - 7) centimeters, (k - 4) centimeters, and

Mathematics
1 answer:
Yuki888 [10]2 years ago
7 0

Answer:

-6m and -6k

Step-by-step explanation:

(5k - 7) = -2k (k - 4) = -4k + -2k = -6k. (3m - 9) = -6m.

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What is the slope of the line that contains (1,6) and (1,-9)
Alika [10]
M= (y2-y1)/ (x2-x1)

Plug the points in.

-9-6/1-1

-15/0 or -15. The slope of the line is -15.

I hope this helped you!

Brainliest answer would be greatly appreciated!
7 0
3 years ago
Read 2 more answers
#9 i need help it would really be appreciated
son4ous [18]
For number 9, you know that it makes 40 copies every five minutes. All you have to do is divide 40 by 5.

40 ÷ 5 = 8

It makes 8 copies every minute. 

Your chart can also help you check your answer. It says that it makes 96 copies every 12 minutes and it makes 104 copies every 13 minutes. So multiply 8 by 12 to check it and 8 by 13. 

8 • 12 = 96
8 • 13 = 104

Since those answers match up with the chart, it must be correct.

The photocopier makes 8 copies every minute. Hope that helps!


4 0
2 years ago
Kinda need help with 9,10,11 ...
Rasek [7]
...just write the angles that are congruent...And it says this is middle school,but this is elementary school problems...
5 0
2 years ago
Help pleaseee I need help filling the blank spaces with either true/false
vesna_86 [32]

Answer:

1. true 2. true 3. false 4. true 5. false 6. false 7. false

Step-by-step explanation:

im not a 100% sure this is right but ik some that are right im just not sure about 3. and 5. so ye UWU

8 0
2 years ago
Read 2 more answers
PLEASE ANSWER ASAP<br> The formula for the average of two numbers is m=a+b/2 Solve for a.
Stolb23 [73]

Multiply both sides by 2.

2m = a + b

Subtract both sides by b.

2m - b = a

4 0
2 years ago
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