kimdavison124 kimdavison124

19-01-2017
Mathematics

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What is an equation of the that passes through the point (-2,-8) and has a slope of 3?

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sciencific sciencific

19-01-2017

slope of 3 mean y=3x
to find the equation we say y=3x+C then sub -2 for x and -8 for y to find the C
-8=3*-2+C
-8=-6+C
-8+6=C
-2=C
so equation would be: y= 3x-2

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3jonathan435672 3jonathan435672

19-01-2017

The answer is 3x+b so try that

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