Answer:
1. 6a^3
2. -6n^4
3. -7a
Step-by-step explanation:
Hope this helps
C. 55 3.5x + 15
i found it on google
7(16-6)+3^3=7(16minus6) +3equivalent to 3equals
Option C, 1,080
sum of the interior angles of the octagon,
(8-2)×180
= 6×180
= 1080
Answered by GAUTHMATH
