They need to purchase 13.27372828 shirts
Answer:
+2
Step-by-step explanation:
Plus cancels minus
There are 4+ and 2 minus
+4 -2 = +2
The result is +2
Answer:
Trench warfare was a technique used to fight in World War 1. As they could hide/defend there. Get supplie there. They could even have medical areas there, but the problem was a stalemate as that was such a thing that no one attacks and they stay without moving on in the battle.
Answer:
y = 6
Step-by-step explanation:
The formula of a slope:

We have the points (-5, 6) and (7, 6). Substitute:

The slope m = 0. Therefore it's a horizontal line y = a.
In the given points we have y = 6.
You haven't supplied the "output value."
Supposing that the "output value" were 15, then F(x) = x + 7 = 15, and x = 8.