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lines changed Original file line number Diff line number Diff line change @@ -799,28 +799,33 @@ Convert inequalities into equalities to draw the lines:
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800800<br>
801801
802- 1 . $x_1 + 3x_2 = 7$
802+ [1]() . $x_1 + 3x_2 = 7$
803803 - If $x_1 = 0 \Rightarrow x_2 = \frac{7}{3} \approx 2.33$
804804 - If $x_2 = 0 \Rightarrow x_1 = 7$
805805
806806<br>
807807
808808```latex
809- 1. x_1 + 3x_2 = 7$
809+ x_1 + 3x_2 = 7$
810810 - If $x_1 = 0 \Rightarrow x_2 = \frac{7}{3} \approx 2.33$
811811 - If $x_2 = 0 \Rightarrow x_1 = 7
812812```
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816- 2 . $2x_1 + 2x_2 = 8$
816+ [2]() . $2x_1 + 2x_2 = 8$
817817 - If $x_1 = 0 \Rightarrow x_2 = 4$
818818 - If $x_2 = 0 \Rightarrow x_1 = 4$
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820820<br>
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822+ ```latex
823+ x_1 + 2x_2 = 8$
824+ - If $x_1 = 0 \Rightarrow x_2 = 4$
825+ - If $x_2 = 0 \Rightarrow x_1 = 4$
826+ ```
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823-
828+ <br>
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