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:
.
Step-by-step explanation:
Answer:
3
Step-by-step explanation:
1. A - times a - equals a +, which means [-(-2)] equals (2)
2. 5- (2) equals 5 - 2
3. 5-2= 3
Ok so he will need to have $630 to pay his sister back and buy the bike. Now do 630 divided by 30 to get 21 weeks of saving to get enough money
The range: -3 ≤ y ≤ 1
Answer: All the values between -3 and 1.
