6000 was invested part of it 5% interest and the remainder at 8%. if the total yearly interest is 390 how much was invested at 5%

Multiplying an even number of negative numbers gives an answer that is choose from:

Which composition of similarity transformations maps polygon abcd to polygon a'b'c'd'? a dilation with a scale factor less than 1 and then a reflection a dilation with a scale factor less than 1 and then a translation a dilation with a scale factor greater than 1 and then a reflection a dilation with a scale factor greater than 1 and then a translation

Labc is reflected across x = 1 and y = -3. what are the coordinates of the reflection image of a after both reflections?