Answer:
2308.4mm^3
Step-by-step explanation:
V=(4/3)πr^3
V = (4/3)π8.2^3
V= (4/3)π x 551.368
V = 2308.39
(2308.4 if rounded to tenths)
I do
x=9
-9x + 1 = -80
-9x = -81 substract 1 from both sides
x= 9 divide both sides by -9
the answer is option 3
hope this helps