08-01-2017
Mathematics

contestada

what is this answer 9=4a+13

Respuesta :

Аноним Аноним

08-01-2017

I hope this helps you

9-13=4a+13-13

-4=4a

-4÷4=4a÷4

a= -1

Answer Link

SuperLegend SuperLegend

08-01-2017

9=4a+13
Subtract 13 from both sides
-4=4a
Divide 4 on both sides
Final Answer: -1=a

Answer Link

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