Question

what is the equation in standard form of the line which passes through (1,-3) and has the slope of 2

a) 2x-y=5
b) 2y-y=-5
c)2x+y=5
d) 2x+y=-5

Answer 1

let y=2x+b
it passes through (1,-3)
so -3=2*1+b
b=-5
y=2x-5
2x-y-5=0
2x-y=5