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OpenStudy (anonymous):
i Have to use substitution method to solve this equation x- 3y= 8 and x+ y= -2
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OpenStudy (isaiah.feynman):
Okay. You can start with the second equation. We could re write it as |dw:1402533890568:dw|
OpenStudy (isaiah.feynman):
We could then substitute this for x in the first equation.
OpenStudy (anonymous):
ok
OpenStudy (anonymous):
is there more steps
OpenStudy (anonymous):
i also got one more question
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OpenStudy (isaiah.feynman):
Yes. So in the first equation we write -2-y instead of x, so we can solve for y. |dw:1402534181088:dw|
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