−1⋅f(−9)+7⋅g(6)=minus, 1, dot, f, left parenthesis, minus, 9, right parenthesis, plus, 7, dot, g, left parenthesis, 6, right parenthesis, equals
A coordinate plane. The x- and y-axes both scale by one. There is a graphed function, y equals f of x, which is made up of line segments. A line segment connects negative ten, five to negative nine, four. A line segment connects negative nine, four to negative three, four. A line segment connects negative three, four to negative two, two. A line segment connects negative two, two to two, two. A line segment connects two, two to seven, negative three. A line segment connects seven, negative three to ten, negative three. There is another graphed function, y equals g of x, which is also made up line segments. A line segment connects negative ten, five to negative eight, five. A line segment connects negative eight, five to negative seven, six. A line segment connects negative seven, six to negative six, five. A line segment connects negative six, five to negative five, seven. A line segment connects negative five, seven to negative four, seven. A line segment connects negative four, seven to negative two, three. A line segment connects negative two, three to zero, three. A line segment connects zero, three to one, four. A line segment connects one, four to two, four. A line segment connects two, four to three, six. A line segment connects three, six to four, six. A line segment connects four, six to five, eight. A line segment connects five, eight to six, six. A line segment connects six, six to nine, six. A line segment connects nine, six to ten, four.