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OpenStudy (anonymous):
Y=mx+b
define which variable is the y intercept and define which one is the x intercept
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OpenStudy (anonymous):
b is the y intercept
OpenStudy (anonymous):
m is the slope
OpenStudy (anonymous):
0 = mx + b
-b = mx
x = -b/m
x intercept is -b/m
OpenStudy (anonymous):
so we have to find the slope intercept of 8x-10y=-100
what is the y intercept and wht is the x intercept
OpenStudy (anonymous):
move the numbers around so it's -10y=8x-100. then divide the right side by -10. simplify it so it's
y= (-4/5)x+10
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OpenStudy (anonymous):
from there use what moneybird showed you by comparing it to the y=mx+b formula.
OpenStudy (anonymous):
so the y intercept is 10
then what is the x intercept? there is no number so will it be 1?
OpenStudy (anonymous):
no it's 10 divided by -4/5
OpenStudy (anonymous):
x intercept is either -b/m or put y = 0 and figure x out that way.
OpenStudy (anonymous):
and change it to a negative
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OpenStudy (anonymous):
its negative 10 divided by negative 4/5 so it ends up positive.
OpenStudy (anonymous):
damn u moneybird lol
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