(a) 3(x -1) - (x+4) = x+5(x-1)
b). 3(2x-1) + 2(3x-1)+5(x+1) =51
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Answer:-3(2x-1) + 2(3x-1)+5(x+1) =51
6x-3+6x-2+5x+5=51
51=17x
x=51/17
x=3
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