For this case, the first thing we must do is define a variable: m = number of marbles We have then: "put them in 4 bags with m marbles in each bag" mathematically we have: 4m Then, "She had 3 marbles left over that did not fit in the bags" mathematically we have: 4m + 3 Answer: Helena has: 4m + 3 marbles.
The slope would be -65 and this would indicate the the car is going 65 miles per hour, as it is being subtracted from the distance. Your answer would be C
