Question

I need help with something

Answer 1

The zero of the linear equation, you will get on the x-axis, where line crosses the x-axis.

$\begin{gathered} So\text{, to get the zero, } \\ 0=1.3x-139.1 \\ 1.3x=139.1 \\ x=\frac{139.1}{1.3} \\ x=107 \end{gathered}$