Show that x=-2/3 is not a solution for the equation 8-3x=-5 Choose a number between 201 and 300 to represent the number of words that Wendy can type...

Show that x=-2/3 is not a solution for the equation 8-3x=-5

Choose a number between 201 and 300 to represent the number of words that Wendy can type in 4 min. Choose a number between 301 and 400 to represent the number of words that Ross can type in 5min. Who is the faster typist?