The climber descended 543 feet. She starts descending from 553 feet, and keeps descending until she reaches 10 feet. 553-10=543. To check the answer, add 10 to 543, which gets you 553.
10w-8+6-4w is equal to 6w-2
2(3w-1) = 6w-2
6w-2
(11w-1)-(5w+3)=11w-1-5w-3=6w-2
3w+7+3w-9 = 6w-2
Hope this helps
I think it's 67 different ways ! ^^
Answer:
15.3
Step-by-step explanation:
tan(42) =a/17
a=tan(42)*17