Find the Graph That Matches the Given System of Equations $$\begin{array} { c } 3 x + y = - 1 \\x + y = - 7\end{array}$$

question 27

Multiple Choice

Find the graph that matches the given system of equations.
- $$\begin{array} { c } 3 x + y = - 1 \\x + y = - 7\end{array}$$

---

Definitions:

Sales Tax

A tax imposed by government authorities on the sale of goods and services, typically calculated as a percentage of the purchase price.

Regressive Tax

A tax system where the tax rate decreases as the taxable amount increases, placing a heavier burden on lower-income individuals.

OECD

An international organisation that works to build better policies for better lives, promoting policies that will improve the economic and social well-being of people around the world.

Progressive Tax System

A tax system where the tax rate increases as the taxable amount or income increases, effectively imposing a higher percentage rate on those who earn more.