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DaniilM [7]
3 years ago
11

1/4x + 6 + 1/5x - 3/20x = 4.2

Mathematics
1 answer:
natta225 [31]3 years ago
6 0

Answer:

6

Step-by-step explanation:

The explaination is in the picture

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It takes one examiner 36 hours to mark 70 exam papers. How long would it take 6 examiners to mark 70 papers?
Orlov [11]

Answer:

36 divided by 6 is 6

Step-by-step explanation:

idk if im right i j wokeup lol

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3 years ago
What is tan 30°?<br> 60'<br> 2<br> 1<br> 90<br> 30"
Lemur [1.5K]

Answer:

Option F. 1/√3

Step-by-step explanation:

From the question given above, the following data were obtained:

Angle θ = 30°

Opposite = 1

Adjacent = √3

The value of Tan 30° can be obtained as illustrated below:

Tan θ = Opposite / Adjacent

Tan 30 = 1/√3

Thus, the value of Tan 30° is 1/√3

8 0
2 years ago
The next model of a sports car will cost 5.6% less than the current model. The current model costs $52,000. How much will the pr
Lostsunrise [7]

Answer:

49,088

Step-by-step explanation:

First you need to find 5.6% of 52,000. Simply multiply 52,000 by 0.056 (change the percent to a decimal) then you get 2,912.

Second, you need to subtract 2,912 from 52,000 which is 49,088

8 0
3 years ago
3x +15=75 what is the value of x​
kifflom [539]

Answer:

X=20

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3 0
3 years ago
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Let's use our trigonometric skills to solve for this one:


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