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OpenStudy (anonymous):
solve the system x+3y=1 -2x+y=-23 PLEASE HELP
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OpenStudy (abb0t):
Do you know substitution method? oR elimination?
OpenStudy (anonymous):
NO
OpenStudy (abb0t):
Well, first, you want to rearrange one of the equations above into the form x=f(y) or y=f(x)
OpenStudy (abb0t):
That means rearrange the first one x = 1-3y then plug that new "x" into the second equation, combine like terms, and solve for \(y\)
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