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OpenStudy (anonymous):
Simplify the expression 1/x - 2/y
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OpenStudy (anonymous):
Do you have to sole for y?
OpenStudy (anonymous):
*solve
OpenStudy (anonymous):
a/b=c/d ad=bc
OpenStudy (anonymous):
a=1 b=x c=2 d=y Now just substitute.
OpenStudy (anonymous):
It just says to simplify the expression. \[\frac{ 1 }{ x } -\frac{ 2 }{ y }\]
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OpenStudy (anonymous):
So 1y = 2x?
OpenStudy (anonymous):
Oh, i was minus! Just make the denominators the same. I have to go, sorry.
OpenStudy (anonymous):
Multiply both by xy
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