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ok heres all the classes involved:

getInput:

package Algebra;

import java.awt.Graphics2D;

import javax.swing.JOptionPane;
import Algebra.Functions.*;

im importing
import java.awt.Graphics2D;

into getInput wich is correct

ok so in paintComponet i called twostep.math(g)


public void paintComponet(Graphics2D g) {
super.paintComponent(g);
twostep.math(g);
}

in getInput i was still having a problem with....

so what would need to go in place of that?

would this be causing the problem?



twostep.math(null);


that is in the getInput class

that variable is defined by the user it has a value but for some reason drawString isnt recognizing it

ok i added the error it get

What im trying to do is to make the information outprint in the paint i made. but that is a different class so i have no clue how i would go about doing this


package Algebra.Functions;

import...