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Euclid 2019/Problem 2

Problem

(a)

(b)

(c) The line with equation $x+3y=7$ is parallel to the line with equation $y=mx+b$. The line with equation $y=mx+b$ passes through the point $(9, 2)$. Determine the value of $b$.

Solution

(a)

(b)

(c)

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