Casio fx-9860GII - 1.5 Solving simultaneous linear equations in three unknowns

RUN
This section is an overview of the Run Icon. To select an icon from the icon menu system,
use the!$BNto highlight the desired icon, then press lor press the
number/letter in the lower right corner of the icon. For the Run menu, press
1to display
the initial screen.
Note: All operations in this handout will utilize the “Math” input mode, which allows
natural input and display of certain functions, just as they appear in a textbook. To make
sure your calculator is in “Math” mode, press
Lpqd.
1. When performing general computations, you can press z to enter fractions and
mixed numbers. To solve the problem,
3
1
2
8
5
 input the following:
 z5N8$+Lz2$1N3l
2. To change the answer,
24
71
, to a mixed number, press
LxX.
3.
To change the answer to decimal form, press
x. xis a toggle key that will switch
entered data or answers from fraction to decimal form or decimal to fraction form.
5 Casio “The Basics fx-9860GII”