For all sanctioned usa swim meets in indiana in 2004 the fastest time for the 50 meter freestyle in the girls age group 11-12 was 28.3 seconds. this time was 0.43 seconds faster than the fastest time in 2002. write and solve an equation to determine the fastest time for this swim event in indiana in 2002.show that your answer is reasonable.

Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by â’4 to get â’16x â’ 4y = â’80 multiply the second equation by â’1 to get â’4x â’ y = â’20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by â’1 to get â’2x â’ 4y = â’14