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To find the measure of the second angle, we know that the sum of the measures of two adjacent angles forming a straight line is 180 degrees.
Therefore, we can set up the following equation: (5x-28) + (8x) = 180
Combining like terms, we get: 13x - 28 = 180
Adding 28 to both sides: 13x = 208
Dividing by 13: x = 16
Now, substitute x back into the expression for the second angle: 8x = 8(16) = 128
Therefore, the measure of the second angle is 128 degrees.
The correct response is: 128°