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# If the points (5,7) and (8,13) are on a line, what is the slope of tha

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Joined: 02 Sep 2009
Posts: 59677
If the points (5,7) and (8,13) are on a line, what is the slope of tha  [#permalink]

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23 Oct 2019, 01:19
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Difficulty:

5% (low)

Question Stats:

88% (00:33) correct 12% (01:01) wrong based on 57 sessions

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If the points (5,7) and (8,13) are on a line, what is the slope of that line?

A. −2
B. −1/2
C. 1/2
D. 2
E. 8

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Posts: 1882
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Re: If the points (5,7) and (8,13) are on a line, what is the slope of tha  [#permalink]

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23 Oct 2019, 01:28
Bunuel wrote:
If the points (5,7) and (8,13) are on a line, what is the slope of that line?

A. −2
B. −1/2
C. 1/2
D. 2
E. 8

Slope of the line = (13-7)/(8-5) = 6/3 = 2

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Re: If the points (5,7) and (8,13) are on a line, what is the slope of tha  [#permalink]

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23 Oct 2019, 11:44
Bunuel wrote:
If the points (5,7) and (8,13) are on a line, what is the slope of that line?

A. −2
B. −1/2
C. 1/2
D. 2
E. 8

Slope (m) $$= \frac{y_2 - y_1}{x_2 - x_1}$$

Or, Slope (m) $$= \frac{13 - 7}{8 - 5}$$

Or, Slope (m) $$= \frac{6}{3}$$

Or, Slope (m) $$= 2$$. Answer must be (D)
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Re: If the points (5,7) and (8,13) are on a line, what is the slope of tha  [#permalink]

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25 Nov 2019, 15:42
Bunuel wrote:
If the points (5,7) and (8,13) are on a line, what is the slope of that line?

A. −2
B. −1/2
C. 1/2
D. 2
E. 8

Slope = (y2-y1)/(x2-x1) = 13-7/8-5 = 6/3 = 2
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Re: If the points (5,7) and (8,13) are on a line, what is the slope of tha   [#permalink] 25 Nov 2019, 15:42
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