Answer:
A, the first one
Step-by-step explanation:
On the left side, the graph is going closer to 0, that explains the first coordinate 0. On the right side, the graph approaches positive infinity, so that explains the infinity. I hope this helps!
When she decided to combine the 5x and 2x she would have been subtracting the 2x leaving her with 3x-2=7which is 3x=9, x=3
Answer:
![\left(3m+5n\right)\left(9m^2-15mn+25n^2\right)](https://tex.z-dn.net/?f=%5Cleft%283m%2B5n%5Cright%29%5Cleft%289m%5E2-15mn%2B25n%5E2%5Cright%29)
Step-by-step explanation:
![27m^3+125n^3=\left(3m\right)^3+\left(5n\right)^3](https://tex.z-dn.net/?f=27m%5E3%2B125n%5E3%3D%5Cleft%283m%5Cright%29%5E3%2B%5Cleft%285n%5Cright%29%5E3)
Apply sum of cubes formula: ![x^3+y^3=\left(x+y\right)\left(x^2-xy+y^2\right)](https://tex.z-dn.net/?f=x%5E3%2By%5E3%3D%5Cleft%28x%2By%5Cright%29%5Cleft%28x%5E2-xy%2By%5E2%5Cright%29)
![\left(3m\right)^3+\left(5n\right)^3=\left(3m+5n\right)\left(3^2m^2-3m\times 5n+5^2n^2\right)](https://tex.z-dn.net/?f=%5Cleft%283m%5Cright%29%5E3%2B%5Cleft%285n%5Cright%29%5E3%3D%5Cleft%283m%2B5n%5Cright%29%5Cleft%283%5E2m%5E2-3m%5Ctimes%205n%2B5%5E2n%5E2%5Cright%29)
![\left(3m+5n\right)\left(9m^2-15mn+25n^2\right)](https://tex.z-dn.net/?f=%5Cleft%283m%2B5n%5Cright%29%5Cleft%289m%5E2-15mn%2B25n%5E2%5Cright%29)
Answer:
12x12=144 doughnuts
Step-by-step explanation: