Question 912768
{{{s+2s+4s=-42}}} Start with the given equation.



{{{7s=-42}}} Combine like terms on the left side.



{{{s=(-42)/(7)}}} Divide both sides by {{{7}}} to isolate {{{s}}}.



{{{s=-6}}} Reduce.



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Answer:


So the solution is {{{s=-6}}} 



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Jim