(x +4) -5 = x - 1. so what is x- (x - 1 )
when to multiply when to add?
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Answer:
-1
Step-by-step explanation:
Let the first equation be (I)
We know x = x . . . . (II)
(II) - (I)
x - {(x+4)-5} = x - (x - 1)
-1 = x - (x - 1)
Therefore,
x - (x - 1) = (- 1)
(This is a tricky question. In such, try to form equations with what is given. Don't go straight for the answer)
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