Solver variable question

[roadrunner]

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I dont think this will work.
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You're right, I type it in wrong before. It wouldn't let me use PMT and FV, I believe because those are already variables built in to the finance app. It did let me use lower case variables, pmt and fv. Like in the attachment:

   

The HP Prime is a fantastic calculator, but has a very steep learning curve. Right now I am at the bottom of that curve.

Road