### Home > CCA2 > Chapter 3 > Lesson 3.2.5 > Problem3-122

3-122.

Use each pair of points given below to write a system of equations in $y=mx+b$ form to find the equation of a line that passes through the points.

1. $(20,2)$ and $(32,−4)$

$20=m(2)+b$

$32=m(−4)+b$

2. $(−3,−17)$ and $(12,−7)$

Refer to part (a).

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