CPM Homework Help : A2C Problem 7-51

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. .

$\left(20, 2\right)$ and $\left(32, −4\right)$
Step 1(a):
$20 = m\left(2\right) + b$
Step 2(a):
$32 = m\left(−4\right) + b$

$\left(−3, −17\right)$ and $\left(12, −7\right)$
Hint (b):
Refer to part (a).

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