The answer is 19
because you multiply 4 and 5 to get 20 then add 4 to get 24 then subtract 5 to get 19
$25 per month
685= 2x + 85
685 - 85 = 2x
600 = 2x
600/2 = x
300/12 (12 months in a year)
25 = x
Step-by-step explanation:
Actually, it isn't that hard. Remember the difference of squares? (a + b)(a - b) = a² - b² and in this case 9 is a and 4x is b so our answer is 81 - 16x².
Answer:
![61.261 {ft}^{2}](https://tex.z-dn.net/?f=61.261%20%7Bft%7D%5E%7B2%7D%20)
Step-by-step explanation:
![\frac{270}{360} \times 2\pi \: r \\ \frac{270}{360} \times 2 \times \pi \times 13 \\ = 61.261 {ft}^{2}](https://tex.z-dn.net/?f=%20%5Cfrac%7B270%7D%7B360%7D%20%20%5Ctimes%202%5Cpi%20%5C%3A%20r%20%5C%5C%20%20%5Cfrac%7B270%7D%7B360%7D%20%20%5Ctimes%202%20%5Ctimes%20%5Cpi%20%5Ctimes%2013%20%5C%5C%20%20%3D%2061.261%20%7Bft%7D%5E%7B2%7D%20)
<h3>Can I have the brainliest please?</h3>