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iris [78.8K]
3 years ago
9

If the sum of a number and seven is tripled, the result is three less than twice the number. Find the number

Mathematics
1 answer:
hram777 [196]3 years ago
4 0

Answer:

x = -24

Step-by-step explanation:

3(x + 7) = 2x - 3

3 * x = 3x

3 * 7 = 21

3x + 21 = 2x - 3

-21            -21

3x = 2x -24

-2x   -2x

x = -24

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Step-by-step explanation:

This way it is equal for everyone.

4 0
3 years ago
5 points
ruslelena [56]

Answer:

Angle = 54

Step-by-step explanation:

Given

Kano = 45;

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Ogun = 105;

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Required

Determine the angle subtended by Ondo (in a pie chart)

The general formula to calculate subtended angle in a Pie chart is;

Angle = 360 * \frac{Frequency}{Total\ Frequency}

In this case of Ondo

Frequency = 126

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Substitute these values in the given formula;

Angle = 360 * \frac{126}{840}

Angle = \frac{360 *126}{840}

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Angle = 54

<em>Hence, the angle subtended by Ondo is 54</em>

8 0
3 years ago
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MrRissso [65]

Answer:D

Step-by-step explanation:

8 0
3 years ago
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dezoksy [38]

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8 0
3 years ago
I need help understanding a solution
ryzh [129]

Answer:

What they mean is if you substitute the value given for x into the equation given, is the math statement true.

Step-by-step explanation:

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Make sense?

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8 0
3 years ago
Read 2 more answers
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