you know that (0,3) is a point and (1,1) is another point.
so now you have to replace them in the follow equations.
i did that and the right answer is the first equation => y=-2x+3
Answer:
The son is 20 and the father is 80.
Step-by-step explanation:
I also think that the answer is B too
Negative 10 and positive 10
6x + 1 = 2x + 10 + 79
6x + 1 = 2x + 89
4x = 88
x = 22