PLEASE HELP WORTH 10 POINTS WILL MARK BRAINLIST

65 8 7 4 5 6 8 4 3 2 1 9 5 6 4 2 1 6 5 1 5 1 3 2 3 5 multiply the third number in the first row by the seventh number in the third row. add this result to the fifth number in the second row. add to this total ten times the fourth number in the third row. subtract the eighth number in the first row from the result.

What is the solution to the equation? k/6.4=8.7 2.3 5.568 15.1 55.68

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d?