Answer:31
Step-by-step explanation:
Because
If u add 31+31=62
And 62+118=180
Brainliest please

<span>Substitute (I) into (II), we have:
</span>







<span>Replace (II) in (I), we have:
</span>



Answer:
each student sell:
Lori = 55 pizzasSteve = 69 pizzas<span>
</span>
5z>15-----subtract 2 on both sides
z>3----divide by 5
therefore, z must equal -10, or -4
Distance = rate * time
t = d / r
t = 91 / 14 = 6.5 hrs
plus 2 hour rest stop
8.5 hrs
start at 7 AM
end at 3:30 PM