The graph of a line passing through points zero comma one and three comma negative one is shown

Which equation does this graph represent?

y equals negative two thirds x plus 1

y equals two thirds x plus 1

y equals negative three halves x plus 1

y equals three halves x plus 1

Question

The graph of a line passing through points zero comma one and three comma negative one is shown

Which equation does this graph represent?

y equals negative two thirds x plus 1	

y equals two thirds x plus 1	

y equals negative three halves x plus 1

y equals three halves x plus 1

phi · Answer

you are given 2 points   (0,1)  and (3,-1)

can you find the slope between those 2 points ?
using  change in y  divided by change in x

phi · Answer

here is a short video that shows how to find the slope http://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/slope-and-intercepts/v/slope-of-a-line-2