8.2 is the answer to your question
Let X = smaller
Number. Then, x+4 = larger number
4x = 3(X+4) -3
4X = 3x + 12 - 3
X = 9
I believe the answer is A.
hope I helped
The slope is negative, so the slope is negative. Using the rise over run formula, the slope of the line should be -1.
If you need to simplify the equation it would be:

+2r-2n+7
If not sorry..
Hope This Helps!