larrystylinson280 larrystylinson280

17-11-2020
Mathematics

contestada

What is an equation in slope-intercept form for the line that passes through the points (1, -3) and (3, 1)?
O y = 3x + 1
O y = 2x - 5
O y = 2x + 5
O y = x - 3
HELP ASAP

Respuesta :

polob77 polob77

17-11-2020

Answer: y = 2x-5
Explanation:
(using slope formula: y2-y1/x2-x1
1 - -3/ 3-1
=4/2 which is 2
(using point-slope formula: y-y1=m(x-x1)
y+3=2(x-1)
y=2x-5

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