Question

Is the relationship shown by the data linear if so model the data with an equation.Option d is no it’s no linear

Answer 1

Using a graphing calculator, the graph of the table of values will look thus:

By observing the graph above, we can see that the relationship is linear with a gradient of -1.25 and a y-intercept of -13.25

By the above explanation, the correct answer will be:

`\begin{gathered} y+2=-(5)/(4)(x+9) \\ \text{The correct answer is option B.} \end{gathered}`