Answer
$a=5$
Work Step by Step
$3a-6=a+4$
$3a-a-6+6=a-a+4+6$
$2a=10$
$a=5$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.