Question 1092539
Bob's age B and Tom's age T are related by the expression = 2T-11. 
2T - 11 = B
 When Bob is 35 years old, how old is Tom?
2T - 11  = 35
2T = 35 + 11
2T = 46
T = 46/2
T = 23 yrs is Tom's age
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Check:
 B = 2(23) - 11
 B = 46 - 11
 B = 35