Question

Write the equation of a line through (2,4) and (-6, 8) in any form.

Answer 1

Explanation:

y=mx+c.... first find m(gradient/slope)

m=Y2-Y1/X2-X1

m=8-4/-6-2

m=4/-8

m=-1/2

Then find c

Take any point and fix in x and y

4=-1/2(2) +c

4=-1 +c

c=4+1=5

Therefore y=-1/2x+5

y+1/2x-5=0