Semester Exam math Fine the 16th term of the arithmetic sequence with a1=11 and d=-21
An=a1+d(n-1)

A.-326
B.-315
C.-304
D.-215

What is the midpoint of the segment below? (-4,-7) (5,6)

Write the system of equations represented by the matrix. 0 1 2 4 -2 3 6 9 1 0 1 3

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.