Book Maths Puzzle Algebra

A temperature of 0degree C is the same as 32degree F. A temperature of 10degree c is the same as 50degree F. Use the ordered pairs (c,f)
a. Find a linear equation for these dat

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Book Other Question

A long distance telephone campany advertised the following rates:"5 minutes(m)for just $0.85(p) and 10 minutes for just $1.10." Use the ordered pairs(m,p).
a. Find a linear e Equation of the line that contains the points of (x,y) coordinates (-3,7) and (5,-1)? What is the correct equation format with the ordered pairs to solve for y?