Not so. The recommended wheel width for the Open Country is 7.5" width for the 33's and 8.5" for the 35's.
Use this link, scroll down to the blue specifications title. Once in scroll the specs to find the tire and wheel match.
http://toyotires.com/tires/pattern/o...traction-tires
Sure, they'll fit a 7.0 wheel but good luck.