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How can you solve 6+4/5B=9/10b
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How can you solve 6+4/5B=9/10b

User Ivancho
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6+(4)/(5)b=(9)/(10)b \ \ \ |-(4)/(5)b \\ \\ 6=(9)/(10)b-(4)/(5)b \\ \\ 6=(9)/(10)b-(8)/(10)b \\ \\ 6=(9-8)/(10)b \\ \\ 6=(1)/(10)b \ \ \ |* 10 \\ \\ b=60
User Antonio Espinosa
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