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Andru [333]
2 years ago
14

Two angles are supplementary angles. One angle measures 58 degrees. The other angle measures 3n + 5 degrees. What is the value o

f n?
Mathematics
1 answer:
stepladder [879]2 years ago
5 0

Answer:

39

Step-by-step explanation:

Angles are supplementary when they add up to 180.  So, we know the other angle that isn't 58 is 180-58=122.  Therefore, 122=3n+5\\3n=117\\n=39

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Graph 1 is y = 4.

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3 years ago
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8. Solve the system of equations using substitution.
Elodia [21]

Answer:

D

Step-by-step explanation:

In order to solve this we need to plug in the answer choices and make sure they work for BOTH answers!

Let us start with option A. (6,3)  3 = 4(6) + 6     = 3 = 30 This is automaticly wrong because 3 doesnt equal 30. There is no need to try it on the second equation since the first one was wrong.

Next answer choice, B  (3,6)  6 = 2(3) =   6=6. The second equation works perfect for this. Now we have to make sure that it works for the first one as well. 6 = 4(3) + 6   = 6 = 18 which is wrong.

Next, C.  (1,2)   2 = 2(1) = 2=2 Right now lets check the other equation.

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Last, D. (-3, -6)    -6 = 2(-3)  = -6 = -6 Right now lets check the other equation.

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Sorry for the wait of response.

8 0
3 years ago
A company manufactures aluminum mailboxes in the shape of a box with a half-cylinder top. The company will make 1384 mailboxes t
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Answer: subject?

Step-by-step explanation:

8 0
2 years ago
Can you please help me out?
larisa86 [58]

Answer:

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Step-by-step explanation:

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logx + logy = log(xy)

log_{10} 10^{n} = n

Given

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log_{10} 0.0003

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= log_{10} 3 + log_{10} 10^{-4}

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8 0
3 years ago
Line DCE is parallel to line AB
krek1111 [17]

Answer:

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Angle ACB + 68° + 33° = 180°

Angle ACB = 79°

Therefore,

Angle ABC = 33°. (Alternate Interior Angle)

4 0
3 years ago
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