Question

What does the Y intercept mean

Answer 1

y=mx+b
b=y intercept
b is the value you get when x=0


x is the number of months
when x=0, that's when you start
so the y intercept is how much you have in the account iniitially
that's how much he was given for bday


y=75x+50
b=50
the y intercept i s50

so the answer is D

Answer 2

D. He was given $50 for his birthday.