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erica [24]
3 years ago
8

A line passes through the points (2,-2) and (-6,2). The point (a.-4) is also on the line. What is the value of a?

Mathematics
1 answer:
Zigmanuir [339]3 years ago
8 0

Answer:

<u><em>6</em></u>

Step-by-step explanation:

Hey there) The formula of your line is:

-2=2k+b\\2=-6k+b\\=>4=-8k\\k=-0.5\\=> b=-2+1=-1\\=>y=-\dfrac{1}{2}x-1\\

If point has y=-4, then:

-4=-\dfrac{1}{2}a-1\\4=\dfrac{1}{2}a+1\\a=6

Hope this helps) Have a nice day/night :)

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