SOLUTION: 3a+7=31

Question 11952: 3a+7=31
Answer by snh(2) (Show Source): You can put this solution on YOUR website!
3a+7=31
-7 -7
3a=24

3a/3=24/3
a=8
you subtract 7 from 7 and 31 then the 3 cancel out leaving you with a and 24divided by3 equals to 8 so, your answer is a=8
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