SOLUTION: How do I use substitution usin this problem 2x-y=5; 3x-2y=9?
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Question 588: How do I use substitution usin this problem 2x-y=5; 3x-2y=9?
Answer by citychic3(8) (Show Source): You can put this solution on YOUR website!
change to then substitute into second equation thus: solve: then substitute x=1 into the first equation thus: and solve:
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