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Solve: x/30 - 1/33 = x/11 - 7/22...

Solve: `x/30 - 1/33 = x/11 - 7/22`

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`x/30-1/33=x/11-7/22`
`7/22-1/33=x/11-x/30`
`1/11(7/2-1/3)=(30x-11x)/(11*30)`
`(21-2)/6=(30x-11x)/30`
`19/6=19/30x`
`x=30/6`
`x=5`.
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