![\bf \cfrac{3x}{x-1}+\cfrac{4}{7x}\implies \stackrel{\textit{using an LCD of (x-1)(7x)}}{\cfrac{(7x)3x~~+~~(x-1)4}{(x-1)(7x)}}\implies \cfrac{21x^2~~+~~(4x-4)}{(x-1)(7x)} \\\\[-0.35em] \rule{34em}{0.25pt}\\\\ ~\hfill \cfrac{21x^2+4x-4}{(x-1)(7x)}~\hfill](/tpl/images/0443/4122/1b0df.png)
add the rational expressions:
3x/x-1 + 4/7x
i want to completely understand...
Mathematics, 05.01.2020 17:31 rahulshahi7569
add the rational expressions:
3x/x-1 + 4/7x
i want to completely understand so give a step by step!
Answers: 1
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