Question

coeficiente angular m=1/2 e passa pelo A 2/3,1

Answer 1

y - yo = m.(x-xo)
y - 1 = 1/2.(x-2/3)
2y - 2 = x-2/3
2y - 2 + 2/3 = x
2y - 6/3 + 2/3 = x
2y - 4/3 = x
y = x+4/3 / 2
y =  4x+4/6