X = -230/3 hope that helps
D≈5.09
Hopefully this helps :)
Answer:

Step-by-step explanation:
Coordinate of B = 1
Coordinate of D = 6
Coordinate of A = -1
BD = |1 - 6| = 5 units
AD = |-1 - 6| = |-7| = 7 units

Plug in the values

Answer:
c
Step-by-step explanation:
c because you would get fals as the answer because to solve you first distribute so you would get 3x+7=3x+6 and both 3 x's would cancel out so you would get 7=6 so that would be false
Answer: 1 
Step-by-step explanation: