16 people would be at the dinner because Jim and Sarah invited 7 friends and each friend brought 1 guest, so you do 7*2=14 and the 14 + Jim and Sarah=16 people.
Do 9:00 A.M. minus 26 minutes and your awnser is 8:34 A.M.
Hello :
y exist : x+6 <span>≥ 0
x </span>≥ -6
X=(3^4) * (2^3)
x=(81)*(8)
x= 648
