Lw=A
2l+2w=112
l=6w
2(6w)+2w=112
12w+2w=112
14w=112
w=8
l=48
A=384 ft^2
Answer:
Step-by-step explanation:
When adding or subtracting rational expressions, it is easiest to find a common denominator.
Ex.

The common denominator would be 
We need to make both fractions have that denominator

Answer:
-1
Step-by-step explanation:
We can find the slope by the change in y over the change in x
change in y = down 3 which is -3
change in x = to the right 3 = 3
change in y/ change in x = (-3/3) =-1
Answer:
4.84% of trees on the island are poisonous.
Step-by-step explanation:
The proportion of fruit trees that are poisonous is the number of poisonous fruit trees divided by the total number of trees.
The percentage is the proportion multiplied by 100.
In this question:
60 poisonous trees.
1240 total trees.
60/1240 = 0.0484
0.0484*100 = 4.84%
4.84% of trees on the island are poisonous.