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irina1246 [14]
3 years ago
14

What is the answer to this queation for my maths homework 3a+7=13

Mathematics
1 answer:
borishaifa [10]3 years ago
5 0
3a+7=13
3a+7-7=13-7
3a=6
\frac{3a}{3}=\frac{6}{3}
a=2
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