Basically it's d because they are all alive hypothetically
<h2>1st Equation:</h2>
Answer for A:

Answer for B:

<h2>2nd Equation:</h2>
Answer:

<u>hope it helps</u><u>.</u>
Not sure what alive by graphing means, but these are the equations on a graph. Red is y=4x+7 and blue is y=-3x.
:^)
Answer:
For question y=x+3
Your answer is y=(2x+1)+3
Step-by-step explanation: