what is the graph points of (1, -3),m=-5/4 in slope-intercept form

Answer 1

If ifthese are linear equation then:

y=mx+b

for x=1 , y= -3 and m= -5/4

-3=(-5/4)*1+b

-3= -5/4+b

-3+5/4=b

-12/4 + 5/4=b

-7/4=b

b= -7/4

y=mx+b

y=(-5/4)x- 7/4

Answer 2

OR:

y=(-1/4)(5x+7)