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denis-greek [22]
3 years ago
13

Need help quick please!!! Could you please explain the answers to both questions? Thanks!

Mathematics
1 answer:
marissa [1.9K]3 years ago
7 0
For the triangle picture:

2/6 = 5/x

2x = 30

x = 15


For the other picture:

3.2/2 = a/8

The third option applies.


Other option does not apply.
Because for Option 4,
It should be 2/3.2 = b/6.4

For option 3,
it should be b/6.4 = 5/8
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vampirchik [111]

Answer:

6.59 and 3.41

Step-by-step explanation:

To evaluate, substitute n for each of the given values.

So when n= 3:

0.53n + 5 = 1.59 + 5 = 6.59

And when n = -3

0.53 n + 5 = -1.59+5=3.41

Hope this helps

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3 years ago
What is 4/ 6.4 simplified as?
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9/10

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3 years ago
How do I solve radicals??
Sav [38]
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Solve this linear equation for x.
4 0
4 years ago
Jason can travel 24 3/4 miles in 1/2 hour. What is hi average speed in miles per hour?
eduard

Answer:

49 1/2 miles per hour

Step-by-step explanation:

To determine the average speed, we take the miles and divide by the hours

speed ÷ hours

24 3/4 ÷ 1/2

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99/4 ÷ 1/2

Copy dot flip

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Change to a mixed number

2 goes into 99   49 times  (49*2 = 98)  with 1 left over

49 1/2 miles per hour

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