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Find the value of x, if: (i)4x=(52)^2-(...

Find the value of x, if:
(i)`4x=(52)^2-(48)^2`
(ii) `14 x=(47)^2-(33)^2`
(iii) `5x=(50)^2-(40)^2`

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Given:
`=>4x=(52)^2-(48)^2`
`=> 4x=2704-2304`
`=> 4x=400`
`=> x=400/4`
`=> x=100`
(ii) `14 x=(47)^2-(33)^2`
...
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