8(t^2+t-9) should be the answer
Any number that can be writen as a fraction example: 0.75, -15, 0, 9
LW = 45
L + 2W = 19
L = 19-2W
substituting for L :-
W(19-2W) = 45
-2W^2 + 19W = 45
2W^2 - 19W + 45 = 0
W = 5 or 4.5
If W = 5, L = 9
If W = 4.5, L = 10
So there are 2 possible answers.
Answer:
Xray vision, where is the graph you want answers like this?
Step-by-step explanation:
