Question

4. Find the value of r so that the line that passes through the following points has

the given slope: (3,0) and (r, 2); m = -1/6 *

Answer 1

r = -9

Explanation:

use the slope formula:

(2-0) / (r-3) = -1 /6

cross-multiply:

-1(r - 3) = 2(6)

-r + 3 = 12

-r = 9

r = -9