\([(6\cdot x-73):2-84]\cdot28=5628\\(6x-73):2-84=5628:28\\(6x-73):2-84=201\\(6x-73):2=201+84\\(6x-73):2=285\\6x-73=285\cdot2\\6x-73=570\\6x=570+73\\6x=643\\x=643:6\\x=\dfrac{643}{6}\\Vậy:x=\dfrac{643}{6}\)
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\(\left[\left(6x-73\right):2-84\right]\cdot28=5628\)
\(\left(6x-73\right):2-84=201\)
\(\left(6x-73\right):2=285\)
\(6x-73=570\)
\(6x=643\)
\(x=\dfrac{643}{6}\)
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