Is p -1 a solution to the equation 6(p and ndash 4) -30p?

Is p -1 a solution to the equation 6(p and ndash 4) -30p?
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Answer :

It depends what 6(p - 4) - 30p is supposed to equal.Substituting p = -1, gives:6((-1) - 4) - 30(-1)= 6×-5 - 30×-1= -30 + 30= 0Only if 6(p - 4) - 30p = 0 is p = -1 a solution.Otherwise it is not a solution.
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