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-2.6b + 4 = 0.9b - 17
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-2.6b + 4 = 0.9b - 17

User Etienne Neveu
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1 Answer

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-2.6b + 4 = 0.9b - 17

+2.6b +2.6b

4 = 3.5b -17

+17 +17

21 = 3.5b


(21)/(3.5) = (3.5b)/(3.5)

6 = b

Answer: b = 6

User Romko
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