3x + y = 7 and 4x – y = 7 pls solve using graphical method – InterviewSolution

1.

3x + y = 7 and 4x – y = 7 pls solve using graphical method

Answer»

Answer:

3x+y-7=0

4x-y-7=0

______

7x -14=0

x=2

from EQUATION 1

6+y-7=0

y=1

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