H, I think bc -1 has 2 x values
Mathmatic is what most people ask questions about, but the best for this site is math or English. Hope this helped.
Answer:

Step-by-step explanation:
We do not have enough information to use this theorem. We only have one side and two <em>right</em><em> </em><em>angles</em> marked. Hence, you have your answer.
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Answer:
5/7
Step-by-step explanation:
You can convert them to fractions to answer:
7/5=1.4
5/7=0.714
7/5 is 0.4 away from 1, while 5/7 is 0.3 away.
Step-by-step explanation:
2/3 lost is 1/3 kept
2/3 of the 1/3 kept is 2/9 lost
1/3 x - 2/9 x = 4
3/9 x - 2/9 x = 4
1/9 x = 4
x = 36
First she lost 2/3 of 36, which is 24. She had 12 left. Then she lost 2/3 of 12 which is 8. She had 4 left.