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Mathematics 17 Online
OpenStudy (anonymous):

Solve 9b+40=13b

OpenStudy (anonymous):

40=13b-9b 40=4b 40\4=b b=10

OpenStudy (anonymous):

9b+40=13b 40=13b-9b 40=4b 40/4=4b/4 10=b

OpenStudy (anonymous):

hope taht helps you @rfranklin

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