Answer:
21.7391%
Step-by-step explanation:
21800/1002.80
Completing the squares tells us exactly what square root we will need to calculate our answer.
Using the formula below you can find these answers:

Does this make sense?
Answer:
15$+35$+8.25$=58.25
so the total of bill for Jana's new clothes is 58.25
1) 2x + 3y = 12 -> 3y = -2x +12 -> y = -2/3x + 4
2) 4y - 7x = 16 -> 4y = 7x + 16 -> y = 7/4x + 4
Answer:
12cm^2
Step-by-step explanation:
1/2 x diagonal x diagonal