Question 991464
{{{2a+6=27}}} Start with the given equation.



{{{2a+6-6=27-6}}} Subtract {{{6}}} from both sides.



{{{2a=21}}} Combine like terms on the right side.



{{{(2a)/2=(21)/(2)}}} Divide both sides by {{{2}}} to isolate {{{a}}}.



{{{a = 21/2}}}



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Answer:


So the solution is {{{a=21/2}}} (as a decimal, the answer is {{{a = 10.5}}})