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Svetach [21]
3 years ago
12

Two angles are supplementary if the sum of their measures is 180 degrees. find two supplementary angles such that the smaller is

30 degrees more than one-half of the larger.
step by step please
Mathematics
1 answer:
kaheart [24]3 years ago
8 0
If the larger angle is x and the smaller angle is y, y=(1/2)x+30 since it's 30 more than 1/2 of it. In addition, x+y=180 since they are supplementary. Plugging y=(1/2)x+30 into that, we get x+x/2+30=180=1.5x+30. Subtracting 30 from both sides, we get 1.5x=150. Next, we can divide both sides by 1.5 to get x=100 and y=(1/2)*100+30=50+30=80
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Change this into decimal step by step plz
nika2105 [10]

Answer:

2.6

Step-by-step explanation:

3/5 ---> ?/100

100/5 ---> 20

3       20         60

--  x           =   -------

5       20         100

60/100 = 6/10

6/10 as a decimal is 0.6

2 + 0.6

= 2.6

<h2>Hope this helps!!</h2>
7 0
3 years ago
A particle is moving along the number line so that its distance (in meters) from the origin at any time t (in seconds) is given
Black_prince [1.1K]

Answer:

The velocity is 17 m/s

Step-by-step explanation:

To find the velocity, we find the first differential of the displacement

That will be

S’(t) = 16t + 1/t

We simply proceed to replace t with 1

That will give;

16(1) + 1/1

= 16 + 1 = 17 m/s

8 0
3 years ago
( -8) + (+8) + (+5) + (+6) =
elena-14-01-66 [18.8K]

Answer:

i think 11

Step-by-step explanation:

4 0
3 years ago
Please help me and plz explain thoroughly i need help asap!
guajiro [1.7K]

f(x) = 2(x+8)

replace f(x) with 12 and then solve for x:

12 = 2(x +8)

Use the distributive Property on the right side:

12 = 2x +16

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-4 - 2x

Divide both sides by 2:

x = -4 / 2

x = -2

5 0
2 years ago
Read 2 more answers
Krissa exercises daily by walking. She aims to walk at a steady rate of 3.4 miles per hour.
larisa86 [58]

Answer:

Step-by-step explanation:

A) We use this relation: Distance = time * speed ( speed or vitesse or rate)

So d= 3.4*t= 3.4t (miles)

B) If t= 5/8

then the distance d= 3.4* 5/8= 2.125 miles.

C) If the distance d= 5.44, we can find the time like:

d= 3.4*t, and we know d=5.44

so 5.44= 3.4*t or t = 5.44/3.4, t= 1.6 hours

Hope you understand it.

3 0
3 years ago
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