Deleting One Equation or Its Variables (DELET)
To delete an equation or its variables:
1.Display the equation.
2.Press in the SOLVE menu.
3.To delete the equation, respond to both questions:
(If the entry has no variables allocated, then only the second question appears.)
4.To delete just the variables, respond to
. This preserves the equation.
Deleting All Equations or All Variables in the Solver (@c)
To delete all the equations in the Solver, or just all the variables in all the equations:
1.Display the SOLVE menu. It doesn’t matter which equation is displayed.
2.Press @c. To delete all equations, respond to both questions:
3.To delete just the variables, respond to
. This preserves all equations.
Writing Equations
An equation in a book looks different from an equation in the Solver. A numerator and denominator might be separated by a bar, such as
164 12: The Equation Solver
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