First plug in -4 for g to get 3(-4)-1. 3(-4) equals -12, and -12-1 equals -13.
B. Accuracy is if it's right or not. Precision is how many decimal places it goes out to. So it is precise but not accurate.
Answer:
a. or 
Step-by-step explanation:
Slope is equal to y1-y2 over x1-x2.
So the equation would be:

2-(-1)=2+1=3
-3-(-1)=-3+1=-2
So the answer is:

Answer:
1
Step-by-step explanation:
Rise/run