Just subsitute 8 for n
1/2(8)^2-1/2(8)
1/2(64)-4
32-4
28
D
the 9th term for 4,10,16,12 is add 6
Answer:
B) 7.5 in3
Step-by-step explanation:
Answer:
Eat some mc donolds then ur good
Step-by-step explanation:
31 < -5x + 6
<u>-6 -6</u>
<u>25</u> < <u>-5x</u>
-5 -5
-5 < x
x > -5
