93.4k views
2 votes
Another line passes through the points (-3,-5) and (1,3) find the equation of this line

User Praytic
by
7.5k points

1 Answer

6 votes
so slope intercept form
y=mx+b
m=slope
b=y intercept

so slope is found by
(y2-y1)/(x2-x1)
(x,y)
x1=-3
y1=-5
x2=1
y2=3


subsitute
(1-(-5))/(3-(-3))=(1+5)/(3+3)=6/6=1
slope=1
m=1
subsitute
y=1x+b
subsitute one of the points to find b
x=1
y=3
3=1(1)+b
3=1+b
subtract 1
2=b
the equatino is
y=x+2
User Zayn Ali
by
7.5k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories