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Mathematics 18 Online
OpenStudy (peterg2001):

Solve the following system of equations. 2x + y = 3 x = 2y - 1 ANSWER:

OpenStudy (wolf1728):

2x + y = 3 x = 2y - 1 Rearrange the second equation so you have 2x + y = 3 x -2y = - 1 Multiply the top equation by 2 4x + 2y = 6 x -2y = -1 Add both equations and you should have an "x" value

rebeccaxhawaii (rebeccaxhawaii):

yes ^^

OpenStudy (mathmale):

Agreed. Another possible approach would be to use substitution: I note you have x = 2y - 1 and that you could substitute 2y - 1 for x in the first equation, thus eliminating x completely. Find y, then find x.

OpenStudy (mathmale):

@peterg2001: Welcome to OpenStudy. Please remember that our Code of Conduct encourages users to help one another solve their own problems, not to provide answers. So please leave "ANSWER:" out of your posts. Thank you.

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