A1 Plumbing Services charges $35 per hour plus a $25 travel charge for a service call. Good Guys Plumbing Repair charges $40 per
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Let's find the slope (m) :
slope of given line is 5/3
now, let's plug the value of coordinates of a point lying on the line ( for example : (6 , 11) and slope (m) to find the y - intercept (c) :
value of y - intercept (c) = 1, so our equation will be :
Here's a graph of those terms.
