Seudónimo Seudónimo

17-11-2016
Mathematics

contestada

Find B - A if the graph of Ax + By = 7 passes through (2,1) and is parallel to the graph of 2x - 7y = 3.

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Cordelia00 Cordelia00

17-11-2016

first you need to find the slope of 2x - 7y = 3. which is 2/7
Then you need to plug it into the formula y-y1=m(x-x1)
Which is then y-1=2/7(x-2)

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