Can someone i don't understand what's it asking?
which shows the equation below written in the form ax^2+bx+c=0

x^2+6x+8=3

a. x^2+6x+8=0
b. x^2+6x+5=0
c. x^2+6x+3=0
d. x^2+6x+11=0

How do i do this? i don’t understand

Frank owns a $141,000 home, for which he has a 30-year mortgage in the amount of $700 a month. once he has paid off mortgage, how much will he have paid in investment? a. $111,000 b. $109,000 c. $120,000 d. $141,000

Yesterday, george drank 1 small bottle and 2 large bottles, for a total of 1,372 grams. the day before , he drank 1 small bottle and 1 large bottle, for the total of 858 grams. how many grams does each bottle hold?