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1 answer:
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Answer:
z = - 170
Step-by-step explanation:
Calculate the slope m using the slope formula and equate to 19
m =
with (x₁, y₁ ) = (3, 1) and (x₂, y₂ ) = (- 6, z)
m = =
= 19 ( multiply both sides by - 9 )
z- 1 = - 171 ( add 1 to both sides )
z = - 170