SOLUTION: Find an equation of a line passing through the points (3,3) and (-1,8)

Question 77038: Find an equation of a line passing through the points (3,3) and (-1,8)
Answer by checkley75(3666) (Show Source): You can put this solution on YOUR website!
FIRST WE FIND THE SLOPE (Y2-Y1)/(X2-X1)
(8-3)/(-1-3)=5/-4=-5/4
NOW WE SUBSTITUTE ONE SET OF (X,Y) VALUES & SOLVE FOR THE Y INTERCEPT(b)
3=-5/4*3+b
3=-15/4+b
b=3+15/4
b=(12+15)/4
b=27/4
THUS THE EQUATION IS
Y=-5/4X+27/4
(graph 300x200 pixels, x from -6 to 5, y from -10 to 10, y = -5x/4 +27/4).
RELATED QUESTIONS
FIND EQUATION OF THE LINE PASSING THROUGH THE POINTS (-2,2) AND... (answered by fractalier)

find the equation of straight line passing through the points (-4,6) and... (answered by josgarithmetic)

Find equation of line passing through the two given points: (3, 4) and (5,... (answered by jim_thompson5910)

Find the slope of the line passing through the points (8, �3) and (1,... (answered by checkley75)

find the equation of straight line passing through the points (4,5) and (3,-1)? (answered by ikleyn)

Find the equation of the line passing through the points ( - 4, 8) and (5, -1). Also... (answered by checkley77)

Find an equation of the line passing through the points (3, -5) with the slope m= -3/8 (answered by ankor@dixie-net.com)

Write the equation of a line passing through the points (3,-2) and (-4,-1) (answered by lwsshak3)

find an equation of the line passing through the pair of points. write equation in the... (answered by amoresroy)

Find an equation of the line that passes through a point (-1,3) and is parrallel to a... (answered by solver91311)