Question 989185
{{{((n-1)+n+(n+1))/2+2(n-1)=63}}}---------literally the problem description.  Simplify and solve for n, and find the other two numbers.  The middle number is n.







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simplifying,...


{{{(3n)/2+2n-2=63}}}

{{{3n+4n-4=126}}}

{{{7n=126+4}}}

{{{7n=130}}}----------rightside is not a whole-number product of 7.


NO SOLUTION