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Solve this equation for a. 10a + 3 + 2a = 39
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Solve this equation for a. 10a + 3 + 2a = 39

User Fractalbit
by
7.0k points

2 Answers

4 votes
10a+3+2a=39
First simplify
12a+3=39
Then subtract 3 from both sides
12a=36
Then divide both sides by 12
a=3
User Alexey Gopachenko
by
6.1k points
6 votes
10a+3+2a=39
12a+3=39
-3 -3
12a=36
/12 /12
a=3
User Bristi
by
7.4k points
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