Patrick B. answered 03/30/19
Math and computer tutor/teacher
70 = 3.5x + 7
63 = 3.5x
630 = 35x
35x = 630
x = 630/35 = 18
Liz S.
asked 03/24/19a trimaran boat with a top speed of 70 knots, won the tournament Cup in 2010. its top speed is 7 knots more than 3.5 times the top speed of the winner monohull in the 2007 tournament. find the speed of the monohull in the 2007 tournament
Patrick B. answered 03/30/19
Math and computer tutor/teacher
70 = 3.5x + 7
63 = 3.5x
630 = 35x
35x = 630
x = 630/35 = 18
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