Question: Simplify the following expression. 2 + 5(a - 2b + 1) - 3(8 - 2a + b) 11a - 13b - 21 11a - 5b

Simplify the following expression. 2 + 5(a - 2b + 1) - 3(8 - 2a + b) 11a - 13b - 21 11a - 5b - 25 3a - b - 25 3a - 9b - 21 18. Bert is driving along a country road at a constant speed of 30 miles per hour. How long does it take him to travel 50 miles

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