Answer:
A straight angle.
Step-by-step explanation:
If you think about it, 4x7 is half of 8x7 (If you multiply 4, 7, and 2, you get 8x7). So really you can just multiply 4x7 by 2 and you will get 8x7!
11-2x would be the answer u are looking for. Hope this helps!
Answer: 
Step-by-step explanation:
Given
The inequality is 
adding both side 7

Multiply both sides by 

the shaded region in the figure indicates the solution set.
Answer:
its B
Step-by-step explanation:
she went deeper than 21 feet so greater than 21