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-Dominant- [34]
3 years ago
13

What's the value of 8 + (-7)

Mathematics
1 answer:
Maru [420]3 years ago
3 0

Answer:

the answer is 1

Step-by-step explanation:

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Anna has let out 50 meters of kite string when she observes that her kite is directly above emily. If anna is 35 meters from emi
zloy xaker [14]
If you draw a picture you can see that the kite, Anna and Emily form a right triangle.

so you can use the pythagorean theorem to find the answer. 

35 ^{2} +  b^{2} = 50^{2}

1,225 + b^{2} = 2,500

b^{2} = 1,275

b = 35.7 meters
3 0
3 years ago
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Tommy can exchange 8 euros for 1 dollars.
mars1129 [50]

Answer:

I don't really know the answer because I don't

Step-by-step explanation:

8 0
3 years ago
Twice a number is 12 more than five times the number
inna [77]
N x 2 = 12 + 5n
2n - 5n = 12
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4 0
3 years ago
Y+2=1/3 (x+1) please can you help
miskamm [114]

Equation:

y + 2 = 1/3(x+1)

Assuming you are solving for Y:

y + 2 = 1/3(x) + 1/3(1)

(y + 2) - 2 = (1/3x + 1/3) - 2

y = 1/3x + 1/3 - 2

<u>y = 1/3x - 5/3</u>

7 0
3 years ago
A walker has travelled 9 km along a trail. If he has completed 80% of the trail, how much further does he still have to go?
Anit [1.1K]

Answer:

2.25 km to go

Step-by-step explanation:

In order to get this answer, you have to figure out how many km 10% is, 0.1125. Then multiply that by the remaining 20% because he already finished 80% of the trail. So, 0.1125 x 20 = 2.25.

Hope this helps! :)

3 0
2 years ago
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