<span>9d + d + 2d - 4 = 6d
Add d to 9d
10d+2d-4=6d
Add 2d to 10d
12d-4=6d
Subtract 12d from both sides
-4=-6d
Divide -6 on both sides
Final Answer: 4/6 or 2/3 *Both answers are equivalent to each other.</span>
Answer:
x = 8
Step-by-step explanation:
51° = 4x + 19
32° = 4x
8 = x
Answer:
3^2, 9 students.
Step-by-step explanation:
I'm not 100 percent sure about this but I'm pretty sure that because there are 3 rows you can just do 3^2 which is 9.
Answer:
The second one
Step-by-step explanation:
The answer is d because the perimeter of 6 by 6 would be 24 and that is the smallest perimeter.