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If x= 78 what is x(56+9b)=12b-24
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If x= 78 what is x(56+9b)=12b-24

User Andrew Olney
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\begin{gathered} \Rightarrow x(56+9b)=12b-24 \\ \Rightarrow78*(56+9b)=12b-24 \\ \Rightarrow4368+702b=12b-24 \\ \Rightarrow702b-12b=-4368-24 \\ \Rightarrow690b=-4392 \\ \Rightarrow b=-6.36 \end{gathered}

User Nami
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