4 plus negative 3 is 1.
When adding negative numbers to positive ones, you should treat it as a normal subtraction, so 4-3.
Answer:
If A is the distance from the center of the dilation to a vertex of the pre-image, and B is the distance from the center of the dilation to the corresponding vertex on the image, then B/A is the scale factor of the dilation.
Step-by-step explanation:
Answer:

Step-by-step explanation:

Switch sides:

Add/Subtract the numbers: 

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Answer:
W 2,3
X 5,3
Y 1,2
Z 8,4
Step-by-step explanation:
Replace,
x = y
Or
x = f(x)
then us stay:
x = 5y + 12
Isolate 5y
5y = x - 12
Dividing both the sides by 5
y = x/5 - 12/5
Then, replace y = f^-(x)
f^-(x) = x/5 - 12/5
Hope this helps