yomama11010
yomama11010
01-09-2017
Mathematics
contestada
What is x in 7x+2x-5=0
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antonio9990
antonio9990
01-09-2017
7x+2x-5=0
7x+2x=9x, so, now we have this:
9x-5=0, we, because is equal with 0, the terms are equal between them.
9x=5
x=5/9
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