Question 588874
{{{4a-8=28}}} Start with the given equation.



{{{4a=28+8}}} Add {{{8}}} to both sides.



{{{4a=36}}} Combine like terms on the right side.



{{{a=(36)/(4)}}} Divide both sides by {{{4}}} to isolate {{{a}}}.



{{{a=9}}} Reduce.



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Answer:


So the solution is {{{a=9}}}