Which expression is equivalent to 3x/x+1

Given the following linear function sketch the graph of the function and find the domain and range. ƒ(x) = -5x + 4

50 points~ ! i have to turn this in tomarrow

Of of at a : $6, $8, $7, $6, $5, $7, $5, $7, $6, $28, $30 is?ato .ato .ato .ato .