5x -3 = 12
5x -3 + 3 = 12 + 3 [Add 3 to each side]
5x + 0 = 15 [Evaluate]
5x/5 = 15/5 [Divide each side by 5]
1x = 3 [Evaluate]
The answer I get is the number 3.
Answer: d
The two smallest sides have to add up to the largest one
Answer:
m = 
Step-by-step explanation:

This system of equations is consistent and independent, because there is only one solution. the answer is C
The answer would be v = -1