How do I input a linear equation?
Input your equation using the virtual keyboard and tap 

 to obtain the result.
You can 
input whole numbers, decimals, fractions, x (variable), and 
operation symbols.
Example 1. Solving the equation 
2x - 1.5 = 3x + 2
 
 
			
Example 2. Solving the equation 
 
 
Example 3. Solving the equation 
 
 
Example 4. Solving the equation 
2x + 3.5 = 
2/5
 - (4x + 5)
 
 
Example 5. Solving the equation 
(x + 1)(2x + 1) = (x + 3)(2x + 3) - 14
 
 
Example 6. Solving the equation 
3(x - 7.2) - 2(9 - 4(2 - x)) = 3
4/5
 
 
Example 7. Solving the equation 
(0.4x + 0.9)/0.5
  = 
(x - 5)/2
 + 1
1/2
 
 
Example 8. Solving the equation 
3.5 = 10x - 1
 
 
Example 9. Solving the equation 
4x + 5 = 3.5x
 
