You traveled from paris to london averaging 40 kilometers per hour and it took 3 and a half hours. what was the distance you traveled?

According to the number line, what is the distance between points a and b? v ++ + + + + -16 -14 -12 -10 -8 + 6 + 4 + -2 + 0 + 2 + 4 + 6 + 8 + 10 + 12 + 14 + 16 o6 units o 7 units 12 units o 14 units

What is the value of x in the this question ?

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?