Which function is a linear function?

A.
1 − 3x2 = -y
B.
y + 7 = 5x
C.
x3 + 4 = y
D.
9(x2 − y) = 3
E.
y − x3 = 8

Question

Which function is a linear function?

A. 
1 − 3x2 = -y
B. 
y + 7 = 5x
C. 
x3 + 4 = y
D. 
9(x2 − y) = 3
E. 
y − x3 = 8

ramen · Answer

Which of these choices don't have any exponents with x?

LjTheBaller16 · Answer

$\color{#0cbb34}{\text{Originally Posted by}}$ @ramen
Which of these choices don't have any exponents with x?
$\color{#0cbb34}{\text{End of Quote}}$
all of them have a exponent wit x

ramen · Answer

Oh yea my bad lol, but what I meant was that which one of these choices has the exponent for x as 1? For example we see that for option a, the exponent is 2 meaning it is quadratic

LjTheBaller16 · Answer

its a

LjTheBaller16 · Answer

$\color{#0cbb34}{\text{Originally Posted by}}$ @ramen
Oh yea my bad lol, but what I meant was that which one of these choices has the exponent for x as 1? For example we see that for option a, the exponent is 2 meaning it is quadratic
$\color{#0cbb34}{\text{End of Quote}}$
the two answer i think dat is not is a and c

ramen · Answer

You think that it isn't a and c? That is correct because a is quadratic because it has 2 as the exponent, and c is cubed because of the 3 exponent.

ramen · Answer

Which one do you think it is?