Answer:
21
Step-by-step explanation:
y+9 = ?
y=12
12+9=21
Answer:
no, it does not
Step-by-step explanation:
if it was a function, all the x values would've been different, but since 5 is repeated, it is not a function.
Answer:
X=7 and y is y=40 length is 47
Step-by-step explanation:
no, y does not relate to x. x is going down by .5 and y is going down by a third of the original number.
Answer:
The x-intercept is (-2,0)
Step-by-step explanation: