Question 1064436
A. 2/3y=7x-1/2 ; y=(21/2)x-(3/4)
B. 42x-4y=3 ; 4y=42x-3; y=(21/2)x-(3/4)
C. y = 21/2x-3/2 ; the slopes are the same, but the intercept is different.  Those lines are parallel but not the same line
D. 21x=2y-3 ; y=(21/2)x+(3/2)