Substitution Method of Algebra
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line 1: 2x-7y=1.... line 2: 4x+3y=15 or y=-(4/3)x +5 2x -7[-(4/3)x +5]=1 2x +(28/3)x -35=1 (34/3)x =36 or 34x=108 x=108/34=3.176470588 y=(-4/3)*3.176470588 +5 y=5-4.235294118 y=0.764705882
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