4ab' E. If x= 1, y=-1 and z = 0, then find the value of: (0) (ii) 3x + 3y- x
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3x+3y-x
=3(1)+3(-1)-1
=3+(-3)-1
=-1
now please mark me brainliest
=3(1)+3(-1)-1
=3+(-3)-1
=-1
now please mark me brainliest
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