Given:
y = x - 0.4
Required:
What is the input value for the following function if the output value is 1.2?
Explanation:
[tex]\begin{gathered} based\text{ on the given conditions, formulate:} \\ \\ x=1.2 \\ \\ substitute\text{ x=1.2 into y=x-0.4} \\ \\ y=1.2-0.4 \\ \\ y=0.8 \end{gathered}[/tex]Required answer:
0.8
