SOLUTION: I have to solve each system by substitution. I under stand most of the problems and they were very easy. Some if the problems are giving me results like x=1&1/4 y=-13&3/4. None of

Question 740057: I have to solve each system by substitution. I under stand most of the problems and they were very easy. Some if the problems are giving me results like x=1&1/4 y=-13&3/4. None of the examples we did in class gave me answers like that. Please help! On example i am stuck on is this:
X=7-2y
2x+y=5
Thank you in advance,
Taylor
Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!
...eq.1
...eq.2
________________________
...eq.1.substitute in eq.2

...eq.2...solve for

now find
...eq.1

check solution on a graph:

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