Question

Which equation is a linear function

Answer 1

Answer:

the fourth one

Step-by-step explanation:

Answer 2

Answer: y= x/2 - 5

Step-by-step explanation: the first is not linear the second is not linear the third is not linear the forth one IS linear

A linear equation is an equation of a straight line, which means that the degree of a linear equation must be  

0

or  

1

for each of its variables.