18. Given the following four lines, pick the true statement. Convert 
Line 1: 3v = 4x + 3 
Line 2: 4y = 3x - 4 
Line 3: 3x + 4y = 8 
Line 4: 4x + 3y = -6 
A. Lines 1 and 4 are parallel 
C. Lines 2 and 4 are perpendicular 
B. Lines 2 and 3 are parallel 
D. Lines 1 and 2 are perpendicular​
                                             
                                          
                                          
                                        
											 
			                  