99 Rav4 wouldn't start & after push starting it the idle was high. Repairs?

What is your question?

99 Rav4 won't start, push started it & it idled high. Then turned off & it starts regular again. We think gas line was not right & fixed itself.

What makes this problem better or worse?

Slack in gas line seemed to fix itself.

How long has your 1999 Toyota RAV4 had this problem?

Just started