Question 309956
The formula b=29a is used in New England to estimate the minimun furnace output, b, in BTU's. for a modern house with a square feet flooring. 
a) determine the minimun furance output for a 1700 ft moder house.
b = 29*1700
b = 48300 BTU
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b) Solve the formula for a.
b = 29a
a = b/29