Is this a function or no?

Given the equation y − 4 = three fourths(x + 8) in point-slope form, identify the equation of the same line in standard form. −three fourthsx + y = 10 3x − 4y = −40 y = three fourthsx + 12 y = three fourthsx + 10

If the tip varies directly with the number of guest which equation represents between the tip,t, and the number of guest,g?

Suppose that g(x)=f(x+9) which statement best compares the graph of g(x) with the graph of f(x)