F(x) = 5x
for f(7) you replace x with 7 so it will be : f(7) = 5(7) = 35
4 + 3 = 7, 7 + 7 = 14, 7 + 0 = 7, 7 + 7 = 14. 14 = 14 Fourteen is equal to fourteen so the answer is =
X + 44 is correct
X = AN UNKNOWN
Answer: True
Step-by-step explanation:
Suppose the length and width of the original rectangle is L and W
After dilation by a factor of y, it becomes yL and yW
Area of the original rectangle 
The area of the dilated rectangle is 
we can see that
