Se quiere saber la longitud de este tornillo usando la longitud de la regla como unidad

Two different linear functions are shown below with two points given from each function. use slope-intercept form or point-slope form to find the equation of each. linear function a points: (–5, –2), (–5, 7) linear function b points: (7, –5), (–2, –5) function a has: the equation of line a is: function b has: the equation of line b is:

What is the name used to describe a graph where for some value of x, there exists 2 or more different values of y?

Askate shop rents roller skates as shown on the table below. which graph and function models this situation?