Which is a simplified form of the expression -4(3r – 2) – 2(r + 1)?
a. 4r – 1
b. 10r – 7
c. -14r + 6
d. -12r – 1

Which one ? is the answer and how to find this answer

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?

Which of the following is closest to 32.9 x 7.5? a: 232 b: 259 c: 220 d: 265