Answer:
x = 
Step-by-step explanation:
Given
9 - 3x = 7 ( subtract 9 from both sides )
- 3x = - 2 (divide both sides by - 3 )
x =
= 
16*8=128
12*12=144
128
+ 144
$272
Lee sold 16 hats
Answer:
(n/8)+13
Step-by-step explanation:
From the following choices, the correct step in evaluating: ∫ cos2 5x dx is 1 - cos 10x / 2dx.
Answer:
B
Step-by-step explanation:
Volume is length · width · height, so you can add another column with the volumes:
8
9
6
3
Then you see that 9 is the highest volume.