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OpenStudy (anonymous):
substitution method 7x+6y=38 -2x+y=19
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OpenStudy (anonymous):
Rearrange the second equation to get the y alone. I would add 2x to both sides of that equation. Now take the (2x + 19) and yes also the parenthesis and substitute it in behind the 6. Solve the equation for x and then substitute that into the 2nd equation to find the y.
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