Hi

1. √(-3x+28) = x , -3x+28 = x^2, , (x+7)(x-4) = 0, x = -7, 4

Will let You finish Up

 2. √(5x+56) = x 

 3. √(7x+44) = x 

 4. √(2x+35) = x 

 5. √(15x-36) = x  

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