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malfutka [58]
3 years ago
13

Graph y+5x+2.5=0 and (x,y):x->1)

Mathematics
1 answer:
OverLord2011 [107]3 years ago
3 0
y+5x+2.5=0\ \ \ |-5x-2.5\\\\y=-5x-2.5\\\\for\ x=0\to y=-5\cdot0-2.5=-2.5\to(0;\ -2.5)\\for\ x=-1\to y=-5\cdot(-1)-2.5=5-2.5=2.5\to(-1;\ 2.5)

Look at the picture.

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