There are two piecewise functions in the graph. Line $y=g(x)$ is a purple line and line $y=f(x)$ is a blue line. The range of $g(x)$ is (-2,6) and the range of $f(x)$ is (-5,1). 10 \cdot f(7) + 9 \cdot g(-1) =

Please directly answer the question and provide the final value, e.g., 1, 2.5, 300.
Question: There are two piecewise functions in the graph. Line $y=g(x)$ is a purple line and line $y=f(x)$ is a blue line. The range of $g(x)$ is (-2,6) and the range of $f(x)$ is (-5,1). 10 \cdot f(7) + 9 \cdot g(-1) =

Please first conduct reasoning, and then answer the question and provide the final value, e.g., 1, 2.5, 300, at the end.
Question: There are two piecewise functions in the graph. Line $y=g(x)$ is a purple line and line $y=f(x)$ is a blue line. The range of $g(x)$ is (-2,6) and the range of $f(x)$ is (-5,1). 10 \cdot f(7) + 9 \cdot g(-1) =
