Assuming you want the solution graphically.
You press the Y= button (top left)
Enter the first side of the equation after Y1=
Press the down arrow
Enter the other side of the equation after Y2=
Set the setting by pressing the window button (set xmin to -10; xmax to 10; ymin to -10; ymax to 10 )
Press the graph button
You will see now the two functions potted.
Now press Calc ( 2nd and after that Trace)
Select the correspondant number for intersect.
Set min to -10
Press enter
Set max to 10
Press enter
Guess something between -10 and 10 (eg. 0)
The answer will come out quickly (x=-3,5)
Hope it helps.
54 views
Usually answered in minutes!
×