Answer:
intercept 
line 
Step-by-step explanation:
Let
is the required line.
<u>Slope of perpendicular lines :</u> If
and
be slope of two perpendicular lines. Them 
is perpendicular to 
the slope of
is 

Hence eqn is 
This equation passes through 

so the line is 
<u>y-intercept :</u>
Substitute 

Answer:
x is less then or equal to -3
x<-3 (the < has to have a line underneath)
Step-by-step explanation:
Answer:
-22
Step-by-step explanation:
9-31=-22
Answer:
half of 2 is 1, half of 3 is 1.5,half of 4 is 2.
Step-by-step explanation: