owlmoon owlmoon

10-02-2016
Mathematics

contestada

what's is slope of 2y+8x=21

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Panoyin Panoyin

10-02-2016

8x + 2y = 21
8x - 8x + 2y = -8x + 21
2y = -8x + 21
2 2
y = -4x + 10.5

Slope: -4

Answer Link

Аноним Аноним

10-02-2016

2y+8x=21
This is in standard form, lets convert to slope intercept form

slope intercept form : y = mx + b

2y + 8x = 21
-8x -8x

2y = -8x + 21
y = -4x + 21/2

Answer: m = -4

Answer Link

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