Okay, so to find the percentage, we add the total of burgers: 56
so then we divide 14 by 56: 4/10
So we switch that to percentage, and then:
40% of the burgers are well done
25x+20y=455
x+y=20
20x+20y=400
-25x-20y=-455
-5x=-55
x=11
11+y=20
y=9
Solved it as well, sorry if I wasn't supposed to
Answer:
the area will be increased by 44%
Step-by-step explanation:
Answer: The answer is -x^2 + 12x + 5
1.
18 units
10 units right and 8 units up.
2.
7 units
3 units right and 4 units down.
3.
8 units
1 units right and 7 units down
4.
8 units
5 units and 3 units down