There are 479001600 different ways the first 12 letters of the alphabet can be arranged.
2x + 1 = 81
2x = 80
x = 40
Answer:
x > 29
Step-by-step explanation:
-x < -29
~Divide -1 to both sides
Best of Luck!
-1/2
y2-y1/x2-x1
0-4/2--6
