Use the graphical method discussed in this chapter to obtain the solution to the following set of linear of equations.
-10 x1 + 15 x2 = 25
2 x1 + 2x2 = 20
Simplifying the above equations yields:
-2x1 + 3 x2 = 5
x1 + x2 = 10
In the graph shown below, x = x1 and y = x2.
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