Answer:


128-72=56
average rate of change is 56
Step-by-step explanation:
Plz let me know if im right
Answer:
3
Step-by-step explanation:
subtract 3y from both sides
add 9 to both sides
3y=12x+9
divide everything by 3
y=4x+3
y-intercept is 3
Answer:
45
Step-by-step explanation:
The first part of the question is to throw you off and is of no use
To find the answer you must find the midpoint of 30 and 60
which shall give you 45 and that is the answer to the question
Hope this helped you
Answer:
C
Step-by-step explanation:
This is because using the formula of area for shapes, you get this equation
A=2(wl+hl+hw)=2·(4·6+4·6+4·4)=128