Answer:
W =<u> P - 2L </u>
2
Step-by-step explanation:
perimeter P = 2L + 2W
P - 2L = 2W
W =<u> P - 2L </u>
2
Answer: let's say x = 1
16 x 1 =16
16+20=36
36x1/2=18
Step-by-step explanation:
First of all she said meters instead of centimeter.
and 2 she added a decimal point in between 7 and 5.
Answer: 384
There are 384 smoke free rooms.
1/2*2a= 1a
-6b*1/2=-3b
8* 1/2= 4
so 1a-3b+8
