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OpenStudy (anonymous):
can anybody help me with the steps to solve this? 9/10x-1=19/20x+4
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OpenStudy (saifoo.khan):
\[\frac{9}{10x -1} = \frac{19}{20x + 4}\] Cross multiply, \[9(20x + 4) = 19(10x - 1)\] Can you solve further?
OpenStudy (anonymous):
not sure!! I assume just multiply in?
OpenStudy (anonymous):
(180x+4)=(190x-1)
OpenStudy (anonymous):
(180x+36)=(190x-19)????
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