exam Maths Puzzle Numerical Ability

Please simplify
(2b-2)(4b�-2b-5)

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exam Other Question

Find the equation of the line that passes through (5,-3) and is parallel to the line 3x + 4y = 8 on a trip, palmer s. friedrich drove at a rate of 55 mph. he desided to return by a route that was 5 miles longer. his rate returning was 45 mph. if it took him 1 hour longer returning, how long was the second route?