Which is the completely factored form of 5w2 – 20? 5(w – 2)(w + 2) 5(w + 2)(w + 2) 5(w2 – 4) 5(w – 2)(w – 2)

Divide. write in the simplest form. 4 1/6 divided by 10

Talia took the bus from her home to the bank and then walked back to her home along the same route. the bus traveled at an average speed of 40 km/h and she walked at an average speed of 5 km/h. to determine the time, x, that it took talia to walk home, she used the equation 40(0.9 – x) = 5x. the time of trip 2 is hours. the distance of trip 1 is km.

If the square of a positive integer is added to 2 times the integer the result is 48. find the integer.