Sry, but I still do not understand.
I have v14 installed.
I click new and then choose blank worksheet.
then i start to enter the equation, but when I hit = it comes with a fail, that says this variable is undefined and it higligt the x.
I have a danish keyboard, so when I hit (Ctrl) + (=)it...
hey.
I have just installed v13, but all the help and guide just confuse me.
I have to solve this equation: 3x (4x-1)-4x(2x-3)-1=5+2x(2x+3)
Could someone please make a mini guide where to whrite waht.
sry for my bad english.