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OpenStudy (anonymous):
Can someone show me the steps to solve: 3x=2y+10 9y=3x-7
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myininaya (myininaya):
ok you see you have 3x=2y+10 right?
myininaya (myininaya):
you also see 3x in the other equation right?
myininaya (myininaya):
so you can rewrite the second equation using the first by saying 9y=(2y+10)-7
myininaya (myininaya):
can you solve this for y
OpenStudy (anonymous):
So you eliminate the 3x, because they cancel out?
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myininaya (myininaya):
i use substitution
OpenStudy (anonymous):
Okay
myininaya (myininaya):
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