1. 4n + 28
2. 30-10x
3. 3m+3n
4. 8+2j
Answer:
D is a parallel line bc ir goes at y=5
Answer:
f(- 9) = 2
Step-by-step explanation:
f(- 9) is asking for the value of y when x = - 9
Locate x = - 9 on the x- axis
Then go vertically up to meet the graph at (- 9, 2 )
Thus when x = - 9, y = 2 , that is
f(- 9) = 2
Don’t know maybe uses online resource form a teacher?
-1 is the slope of the line.