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Aleksandr-060686 [28]
3 years ago
12

Can someone please help with this question?

Mathematics
1 answer:
Alex777 [14]3 years ago
4 0

Answer: 21

Step-by-step explanation:

3x+2+5x+10= 180 (the Angles are supplementary)

8x+12=180

8x=168

x=21

You might be interested in
What does x equal? <br>-x/3 + 4 = 20
zavuch27 [327]
X is equal to 48

First subtract 4 from both the sides to get
-x/3 = 16
Then multiply both sides by 3 to get x alone
-x = 48
Now divide the both sides by -1, since we can't have x being negative to get
X = 48
Hope this helps:)
3 0
4 years ago
3)
Andru [333]

Answer:

$43,260

Step-by-step explanation:

You have the 3% annual income, which you can convert to a decimal. This gives:

42000 * 1.03

42000 represents Blair's initial income, and 0.03 represents the 3% increase.

I chose 1.03 because I don't have to subtract 97% and add it to 42000.

5 0
3 years ago
Read 2 more answers
A ball is dropped from the top of a building.
Marat540 [252]

Answer:

D because if the ball already dropped all the potential energy from the height has been used

8 0
3 years ago
Read 2 more answers
6. Solve the problem.
Assoli18 [71]

Answer: 32

Step-by-step explanation:

we have in this case  right triangle with a leg equal to 24 and a hypotenuse equal to 40

c^2=a^2+b^2

40^2=24^2+b^2

b^2=1600-576=1024

b=sqrt1024=32

4 0
4 years ago
Jacob is leaving his house to go to work and running 5 minutes late in the past, when Jacob has been 5 minutes late for work, he
Dominik [7]

Answer:

Jacob should take the normal route

Step-by-step explanation:

The given parameters are;

How late is Jacob running for work = 5 minutes

The number of times Jacob has taken the alternative route to work = 16 times

The number of times Jacob has taken the normal route to work = 27 times

The number of times Jacob has been late when he takes the alternative route to work = 8 times

The number of times he has been on-time = 3 times

The number of times he has been early = 5 times

By taking the normal route;

The number of times he has been late = 9 times

The number of times he has bee on-time = 12 times

The number of times he has been early = 6 times

Therefore, we have;

The probability that Jacob will be on-time or early when he takes the alternative route. P(A) = (3 + 5)/16 = 0.5

The probability that Jacob will be on-time or early when he takes the normal route, P(N) = (12 + 6)/27 = 0.\overline 6

Therefore, given that the probability that Jacob will arrive on-time or early when he takes the normal route is higher than the probability when he takes the alternative route, Jacob should take the normal route.

3 0
3 years ago
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