Question

Which line has slope - 1 and passes through (2,3)?

• A. y = -x+5
• B. y = x+5
• C. y = 5x+2
• D. y = -5x + 2

Answer 1

Answer:

A. y = -x+5

Given:

• Slope (m=-1)

• Point ((2,3))

Using the point-slope formula:

$y-y_1=m(x-x_1)$

$y-3=-1(x-2)$
$y-3=-x+2$
$\boxed{y=-x+5}$