cale2
cale2
30-11-2017
Mathematics
contestada
Can someone give me a hand
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tynollette
tynollette
30-11-2017
when given two points of a line, find the slope first, then use either one of the points to find the y intercept:
y=mx+b
m=[21-(-29)]/[5-(-5)]=5
y=5x+b
Use (5, 21) to find out b: 21=5(5)+b, b=-4
the equation of the line is y=5x-4
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