Seudónimo Seudónimo

19-12-2016
Mathematics

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whats 5a+4=25-2a? help..

Respuesta :

SuperLegend SuperLegend

19-12-2016

5a+4=25-2a
Add 2a to both sides
7a+4=25
Subtract 4 from both sides
7a=21
Divide 7 on both sides
Final Answer: a= 3

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