Answer:
b = -1
Step-by-step explanation:
use distributive property to multiply the -2 with the numbers in the parentheses
3 - 2b + 4 = 2 - 7b
7 - 2b = 2 - 7b
add 2b to both sides
7 = 2- 5b
subtract 2 from both sides
5 = -5b
divide by -5
b = -1
Two lines and a point are guaranteed to be coplanar if the two lines share only a single point.
Hope this helped :)
Answer:
It's the 4th one
Step-by-step explanation:
.................................
Answer:
a, (5;1) R = 
b, (-2; 4) R = 
c, (4;7) R = 7
d, (-3; -6) R = 7
Step-by-step explanation: