The first one looks like the oil tube going to the cylinder head (it's a banjo bolt, and can leak). Easy fix if just that- new washer and tighten.

The second just looks like normal undercarriage, hard to see a leak.

 

1st one looks like the dreaded timing cover leak of the 2grfe. That leak does not look terrible, you may negotiate a lower price as that is very expensive to fix. Since you mentioned car care nut, he has a lot of videos about this that you may want to check out.

 

Honestly I would not call any of that "leaking". I don't see any drips, or actual liquid. Just normal weeping you would see around any high miles and age piece of machinery

 

The first pic is almost certainly the timing chain cover leak. Very common, and very expensive to repair as it is an engine-out job. Unlikely to be the banjo bolt.

Poll - timing cover oil leak

The 2GR engine is notorious for oil leaks from the timing chain cover. This is a very expensive problem to fix and Toyota has done nothing to address it. Toyota did a warranty extension for some early 2GR engines used in Lexus models, but apparently Toyota doesn't value Toyota-brand buyers the...

www.toyotanation.com

 

Mine looks very similar at 175k. The timing cover leak is common and a little over 1k to fix, and is reported to return 10-16 months later. Use is as a bargaining chip, I would be more concerned with the amount of rust on the bolts. 2nd gen are great, majority of issues from 1st gen were resolved.