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Solve (15)/4 -7 x = 9...

Solve `(15)/4 -7 x = 9`

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`15/4 - 7x = 9`
` -7x = 9 - 15/4`
` -7x = (9(4) - 15)/4`
` -7x = (36 - 15)/4`
` -7x = 21/4`
` x = 21/4 xx 1/-7`
` x = 3/-4`
` x = -3/4`
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