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Nadusha1986 [10]
3 years ago
9

Evaluate 14 sigma n-1 3n+2

Mathematics
1 answer:
Mila [183]3 years ago
4 0
The answer is 2n-301 
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This table shows a linear relationship. x 5 6 7 8 9 y 33 39 45 51 57 Based on the information in this table, which equation can
mr_godi [17]

Answer:

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Step-by-step explanation:

<u>Given</u>

  • x = {5, 6, 7, 8, 9} and
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<u>The equation in slope- intercept form:</u>

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<u>Using two pairs of coordinates (5, 33), (6, 39), we will find the slope:</u>

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<u>Using one point (5, 33) to find the y-intercept:</u>

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8 0
3 years ago
16.8 is 10% of what number? Someone help TWT
Aloiza [94]

Answer:

168

Step-by-step explanation:

16.8 = 10%

x = 100%

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16.8 = 10%                   original equation

16.8 (10) = 10% (10)      * both sides by 10

168 = 100%                  simplify

:3))

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4 years ago
Find the values of both x and y?
dlinn [17]

Answer: \\ 2x + 3y = 12 \: \vee \: 30x + 11y = 112 \\\Leftrightarrow 30x + 45y = 180 \: (1)\: \vee \:30x + 11y = 112 \: (2) \\ (1) - (2)\Rightarrow 34y = 68\Rightarrow y = 2 \\ 2x  + 3 \times 2 = 12\Rightarrow x = 3

8 0
3 years ago
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