Multiplying the number by 1,000
Answer:
![\left(-\frac{1}{2},\:0\right)](https://tex.z-dn.net/?f=%5Cleft%28-%5Cfrac%7B1%7D%7B2%7D%2C%5C%3A0%5Cright%29)
Step-by-step explanation:
![\mathrm{Midpoint\:of\:}\left(x_1,\:y_1\right),\:\left(x_2,\:y_2\right):\quad \left(\frac{x_2+x_1}{2},\:\:\frac{y_2+y_1}{2}\right)\\\\\left(x_1,\:y_1\right)=\left(-3,\:-5\right),\:\left(x_2,\:y_2\right)=\left(2,\:5\right)](https://tex.z-dn.net/?f=%5Cmathrm%7BMidpoint%5C%3Aof%5C%3A%7D%5Cleft%28x_1%2C%5C%3Ay_1%5Cright%29%2C%5C%3A%5Cleft%28x_2%2C%5C%3Ay_2%5Cright%29%3A%5Cquad%20%5Cleft%28%5Cfrac%7Bx_2%2Bx_1%7D%7B2%7D%2C%5C%3A%5C%3A%5Cfrac%7By_2%2By_1%7D%7B2%7D%5Cright%29%5C%5C%5C%5C%5Cleft%28x_1%2C%5C%3Ay_1%5Cright%29%3D%5Cleft%28-3%2C%5C%3A-5%5Cright%29%2C%5C%3A%5Cleft%28x_2%2C%5C%3Ay_2%5Cright%29%3D%5Cleft%282%2C%5C%3A5%5Cright%29)
![\left(x_1,\:y_1\right)=\left(-3,\:-5\right),\:\left(x_2,\:y_2\right)=\left(2,\:5\right)\\\\Refine](https://tex.z-dn.net/?f=%5Cleft%28x_1%2C%5C%3Ay_1%5Cright%29%3D%5Cleft%28-3%2C%5C%3A-5%5Cright%29%2C%5C%3A%5Cleft%28x_2%2C%5C%3Ay_2%5Cright%29%3D%5Cleft%282%2C%5C%3A5%5Cright%29%5C%5C%5C%5CRefine)
![=\left(-\frac{1}{2},\:0\right)](https://tex.z-dn.net/?f=%3D%5Cleft%28-%5Cfrac%7B1%7D%7B2%7D%2C%5C%3A0%5Cright%29)
Answer:
HOW SADD !!!
Step-by-step explanation:
Hey wassup? wanna b friends.
Answer:
1820 ways
Explanation:
Use combination method. where order does not matter.
: combination formula
Solve:
![\sf \bold{\cdot}} \ _{16} C_4](https://tex.z-dn.net/?f=%5Csf%20%5Cbold%7B%5Ccdot%7D%7D%20%5C%20%20_%7B16%7D%20C_4)
![\sf \bold{ \cdot} \ \dfrac{16!}{4!(16-4)!}](https://tex.z-dn.net/?f=%5Csf%20%5Cbold%7B%20%5Ccdot%7D%20%5C%20%20%5Cdfrac%7B16%21%7D%7B4%21%2816-4%29%21%7D)
![\sf \bold{ \cdot} \ \dfrac{16!}{4! \ x \ 12!}](https://tex.z-dn.net/?f=%5Csf%20%5Cbold%7B%20%5Ccdot%7D%20%5C%20%20%5Cdfrac%7B16%21%7D%7B4%21%20%20%5C%20x%20%5C%2012%21%7D)
![\sf \bold{ \cdot} \ 1820](https://tex.z-dn.net/?f=%5Csf%20%5Cbold%7B%20%5Ccdot%7D%20%5C%20%201820)
Answer:
Step-by-step explanation:
Since RQT=155
4x-20+3x+14=155
7x-6=155
7x=161
x=23