The answer is B ! Hope this helps !
Answer:
Step-by-step explanation:
2x - 3 = - 21 Add 3
2x = -21 + 3 Combine the right
2x = -18 Divide by 2
x = - 18/2
x = -9
I think the answer is three buh I'm not sure
Answer:
161/40
Step-by-step explanation:
![(7+ \frac{2}{5} ) - (3+ \frac{3}{8})](https://tex.z-dn.net/?f=%287%2B%20%5Cfrac%7B2%7D%7B5%7D%20%29%20-%20%283%2B%20%5Cfrac%7B3%7D%7B8%7D%29)
![\frac{35+2}{5} - \frac{24+3}{8}](https://tex.z-dn.net/?f=%5Cfrac%7B35%2B2%7D%7B5%7D%20-%20%5Cfrac%7B24%2B3%7D%7B8%7D)
![\frac{37}{5} - \frac{27}{8}](https://tex.z-dn.net/?f=%5Cfrac%7B37%7D%7B5%7D%20-%20%5Cfrac%7B27%7D%7B8%7D)
![\frac{296-135}{40} = \frac{161}{40}](https://tex.z-dn.net/?f=%5Cfrac%7B296-135%7D%7B40%7D%20%3D%20%5Cfrac%7B161%7D%7B40%7D)
Brian understands this situation better than does Matt.
If two lines have the same slope, these lines could be either coincidential (one lying on top of the other) or parallel and never intersecting.