Question 602078
{{{a+6a-9=30}}} Start with the given equation.



{{{7a-9=30}}} Combine like terms on the left side.



{{{7a=30+9}}} Add {{{9}}} to both sides.



{{{7a=39}}} Combine like terms on the right side.



{{{a=(39)/(7)}}} Divide both sides by {{{7}}} to isolate {{{a}}}.



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Answer:


So the solution is {{{a=39/7}}}