One of my rear right tires need to be replaced and the other rear tire and all the other front tires are at 8/32 as in the picture .
For a Sedan driving regularly 12 miles on highway everyday should I replace both tires.?

One of my rear right tires need to be replaced and the other rear tire and all the other front tires are at 8/32 as in the picture .
For a Sedan driving regularly 12 miles on highway everyday should I replace both tires.?
