Rewrite the equation in Ax+BY =C form please and thank you
1 answer:
Answer:
3x - y = 20
Step-by-step explanation:
First, distribute the 3 among everything within the parentheses to get
y + 2 = 3x - 18.
Next, add 18 on both sides to get
y + 20 = 3x.
Now subtract y on both sides in order to move it.
Your answer is now: 20 = 3x - y, or
3x - y = 20.
Hope this helps :)
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I believe yo meant c=2pir but ok
c=2r
divide both sides by 2
c/2=r
if you forgot tthe pi
c=2pir
divide by 2pi
c/(2pi)=r
All you have to do is add 399 to 10 and then multiply by ten. Then you get 199 and multiply by .08 and multiply that by ten. Then you subtract.
Pick the 3rd one.
14+63=77 and 7(2+9) is equal to 77
28)
![\bf \textit{middle point of 2 points }\\ \quad \\ \begin{array}{lllll} &x_1&y_1&x_2&y_2\\ % (a,b) A&({{ 1}}\quad ,&{{ 7}})\quad % (c,d) C&({{ x}}\quad ,&{{ y}}) \end{array}\qquad % coordinates of midpoint \left(\cfrac{{{ x_2}} + {{ x_1}}}{2}\quad ,\quad \cfrac{{{ y_2}} + {{ y_1}}}{2} \right) \\\\\\ \left( \cfrac{x+1}{2}~,~\cfrac{y+7}{2} \right)=\stackrel{B}{(-3,1)}\implies \begin{cases} \cfrac{x+1}{2}=-3\\\\ x+1=-6\\ \boxed{x=-7}\\ ----------\\ \cfrac{y+7}{2}=1\\\\ y+7=2\\ \boxed{y=-5} \end{cases}](https://tex.z-dn.net/?f=%5Cbf%20%5Ctextit%7Bmiddle%20point%20of%202%20points%20%7D%5C%5C%20%5Cquad%20%5C%5C%0A%5Cbegin%7Barray%7D%7Blllll%7D%0A%26x_1%26y_1%26x_2%26y_2%5C%5C%0A%25%20%20%28a%2Cb%29%0AA%26%28%7B%7B%201%7D%7D%5Cquad%20%2C%26%7B%7B%207%7D%7D%29%5Cquad%20%0A%25%20%20%28c%2Cd%29%0AC%26%28%7B%7B%20x%7D%7D%5Cquad%20%2C%26%7B%7B%20y%7D%7D%29%0A%5Cend%7Barray%7D%5Cqquad%0A%25%20%20%20coordinates%20of%20midpoint%20%0A%5Cleft%28%5Ccfrac%7B%7B%7B%20x_2%7D%7D%20%2B%20%7B%7B%20x_1%7D%7D%7D%7B2%7D%5Cquad%20%2C%5Cquad%20%5Ccfrac%7B%7B%7B%20y_2%7D%7D%20%2B%20%7B%7B%20y_1%7D%7D%7D%7B2%7D%20%5Cright%29%0A%5C%5C%5C%5C%5C%5C%0A%5Cleft%28%20%5Ccfrac%7Bx%2B1%7D%7B2%7D~%2C~%5Ccfrac%7By%2B7%7D%7B2%7D%20%5Cright%29%3D%5Cstackrel%7BB%7D%7B%28-3%2C1%29%7D%5Cimplies%20%0A%5Cbegin%7Bcases%7D%0A%5Ccfrac%7Bx%2B1%7D%7B2%7D%3D-3%5C%5C%5C%5C%0Ax%2B1%3D-6%5C%5C%0A%5Cboxed%7Bx%3D-7%7D%5C%5C%0A----------%5C%5C%0A%5Ccfrac%7By%2B7%7D%7B2%7D%3D1%5C%5C%5C%5C%0Ay%2B7%3D2%5C%5C%0A%5Cboxed%7By%3D-5%7D%0A%5Cend%7Bcases%7D)
29)
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so.. let's also do 32)
32)
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Answer:
18 ft
Step-by-step explanation:
G = 21
E = g - 3
E = 21 - 3
E = 18