Answer:

Step-by-step explanation:
x - 2 (x -
) = 2 (4 - x) + 10
x − 2 ×
=2(4−x)+10
x−(−x)=2(4−x)+10
x+x=2(4−x)+10
2x=2(4−x)+10
2x=8−2x+10
2x=−2x+18
2x+2x=18
4x=18


3/5/5
3/5/5/1
(3/5)(1/5) - flip when dividing
3/25
Answer:
15 1/12 feet
Step-by-step explanation:
Well if he descended 8 1/3 feet below the water, that means he must've went from board to water which is 6 3/4 feet then down 8 1/3 feet
6 3/4 + 8 1/3
= 6 9/12 + 8 4/12
=15 1/12 feet
5/2 ....................................