What is the y intercept of the function

Write the system of equations represented by the matrix. 0 1 2 4 -2 3 6 9 1 0 1 3

1. the wheeling bridge in west virginia is about 307 meters long. if you walk with a stride of about meter, about how many steps would it take you to cross this suspension bridge?

Consider the function represented by the equation 1/2 j + 1/4 k equals 3 which shows the equation written in function notation with j as the independent variable