125 > 50 + 4.25*p
subtract 50 from each side
75 =>4.25p
divide by 4.25
p>17.64
He may invite up to 17 people ( if he doesn't have to pay for himself)
He may invite 16 if he has to pay for himself
Answer:
x = -4 ± 2√3
Step-by-step explanation:
$8.33
24.99 ÷ 3 = 8.33