Point slope equation
y + 3 = 3/4(x + 4)
y + 3 = 3/4 x + 3
y = 3/4 x ...<-------------slope intercept equation
It's A (x+3)(x+3). Once you factor the equation you get the following answer.
Answer: 15/16
there are 15 scenarios in which you get at least 1 head and one where you don't therefore the answer is 15/16