I am testing the casio FX-85WA calculator to solve equations, so I am trying to solve a very simple one: $2x-1=3$. But I am unable to input the equal sign, as it puts the result. I've seen others calculators have the calc
or solve
button, but this calculator doesn't have it. So I'm unsure if this calculator can solve equations or not, I checked the manual but doesn't have any examples for equations.
Here is a picture of the calculator:
Best Answer
Going swiftly through the calculators's Manual I found this section which explains the only use of the $X\ \& \ Y$ buttons:
Hence the confirmation of what you suspected: this calculator does not solve any equations