Choose the Formula That Represents the Linear Function Graphed in the Following

Multiple Choice

Choose the formula that represents the linear function graphed in the following figure?

A) $y=\frac{\mathrm{RT}+\mathrm{T} x}{\mathrm{R}-\mathrm{S}}$

B) $y=\frac{\mathrm{RT}-\mathrm{T} x}{\mathrm{R}-\mathrm{S}}$

C) $y=\frac{\mathrm{R}-\mathrm{T} x}{\mathrm{R}-\mathrm{S}}$

D) $y=\frac{\mathrm{T}-\mathrm{RT} x}{\mathrm{R}-\mathrm{S}}$