Answer:
a
Equation of a straight line= mx+c
where m is the gradient...
-3y + 4x = -6
- Rearrange this equation to the form mx+c
-3y = -4x - 6
y = -4/-3x - 6/3
Simplifying we get y = 4/3x - 2
Therefore 4/3 is the gradient because according to the equation y = mx+c, your m value (gradient) is 4/3.