HELP! A 5-mile cab ride costs $7.20. A 9-mile cab ride costs $11.60. Find a linear equation that models a relationship between cost /c/ and distance /d/.

Answer choices:
1) c=1.44d+4.40
2) d=1.10c+4.40
3) c=1.29d+1.70
4) c=1.10d+1.70

Question

HELP! A 5-mile cab ride costs $7.20. A 9-mile cab ride costs $11.60. Find a linear equation that models a relationship between cost /c/ and distance /d/.

Answer choices:
1) c=1.44d+4.40
2) d=1.10c+4.40
3) c=1.29d+1.70
4) c=1.10d+1.70

anonymous · Answer

Linear equations are of the form mx+b where b is the place it intersects the y axis at, and m=(y2-y1)/(x2-x1)
Given the equation, are you able to finish this problem on your own?