Use the following arithmetic sequence and the formula an=a1+(n-1)d to answer the questions below 123,116,109,102,95
Part 1: Find the value of each of the following
a1=
d=

Part 2 find the explicit formula show your work
part 3: use the explicit formula you found in part 2 to find the values of the 100th term in the sequence a100 show your work

Solve the system by the elimination method. 2x + y - 4 = 0 2x - y - 4 = 0 when you eliminate y, what is the resulting equation? a.x = 0 b.4x = -8 c.4x = 8

Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1

Aplane is taking off from bangladesh headed to new york city. at the same time, a plane from new york city is headed to bangladesh is also taking off. the plane bound to new york city is traveling at 600 mph, while the plane traveling to bangladesh is traveling at 400 mph. how far from new york city will the two planes meet if the distance between new york city and bangladesh is 8,000 miles?