Answer:
Option D. 50 ft
Step-by-step explanation:
we know that
The area of the figure is equal to the area of three rectangles
so
![A=18x+(48-36)(32-11)+(18)(32)](https://tex.z-dn.net/?f=A%3D18x%2B%2848-36%29%2832-11%29%2B%2818%29%2832%29)
![A=18x+(12)(21)+(18)(32)\\A=18x+828](https://tex.z-dn.net/?f=A%3D18x%2B%2812%29%2821%29%2B%2818%29%2832%29%5C%5CA%3D18x%2B828)
Remember that the area is given
![A= 1,728\ ft^2](https://tex.z-dn.net/?f=A%3D%201%2C728%5C%20ft%5E2)
so
![18x+828=1,728](https://tex.z-dn.net/?f=18x%2B828%3D1%2C728)
solve for x
![18x=1,728-828\\18x=900\\x=50\ ft](https://tex.z-dn.net/?f=18x%3D1%2C728-828%5C%5C18x%3D900%5C%5Cx%3D50%5C%20ft)
Answer: x = 2 and y = -4
x + 2y = -6
x = -6-2y
Putting this in value of x in
6x + 2y = 4
6(-6-2y) + 2y = 4
-36-12y+2y = 4
-10y = 4+36
y = 40/(-10)
y = -4
Now putting this value of y in
x + 2y = -6
x + 2(-4) = -6
x -8 = -6
x = -6+8
x = 2
Therefore x = 2 and y = -4
If we put these values we can check this
x + 2y = -6
2 + 2(-4) = -6
2 -8 = -6
-6 = -6
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Answer:
2w+2(3+2w)=P, w*(3+2w)=A
Step-by-step explanation:
if w is 2, then P=4+14, and A=2*7.
Answer:
24 Jars
Step-by-step explanation:
Do 16/2, which gives you eight for every necklace. Then do 192/8 which would give you 24. So, she would need 24 jars for 192 necklaces.