Answer: 81
Step-by-step explanation: Because, (-3)^4=-3*-3*-3*-3=-(-81)=81
P = 2(L + W)
P = 28
L = 2W - 1
28 = 2(2W - 1 + W)
28 = 2(3W - 1)
28 = 6W - 2
28 + 2 = 6W
30 = 6W
30/6 = W
5 = W ....width is 5 ft
L = 2W - 1
L = 2(5) - 1
L = 10 - 1
L = 9 <=== length is 9 ft
Answer: C. y=4x-7
Step-by-step explanation: 4 is the slope so it is next to x and -7 is the y intercept so -7 is after 4x.
Answer:that is already in slope intercept form
Step-by-step explanation:
The answer i think it is, is C
