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OpenStudy (usarmy3947):
Choose the correct equation to represent the following problem and solve. Isabel is 11 years old. This is 3 years more than twice her brother's age. How old is Isabel's brother? Let b = Isabel's brother's age. A. 3 - 2b = 11; b = 16 years old B. 2(11 - 3) = b; b = 16 years old C. 2b + 3 = 11; b = 4 years old D. 2b - 3 = 11; b = 7 years old
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