Answer:
900
Step-by-step explanation:
You would substitute n for 3 so it would be 60x3=180 then multiply that by 2 = 360. Then take the 180 and multiply that by -3 to get -540. Finally do 360 - (-540) into a calculator to get 900.
Hope this helps
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P=L+W+L+W
P=2(L+W)
add 3 and 3/5 and 3/4
4+3/5+3/4
3/5 times 4/4=12/20
3/4 times 5/5=15/20
4+12/20+15/20=
4+27/20=
4+1+7/20=
5+7/20
P=2(L+W)
P=2(5+7/20)
5=100/20
5+7/20=100/20+7/20=107/20
P=2(107/20)
P=107/10
P=10 and 7/10
perimiter is 10 and 7/10 meters
Answer:

Step-by-step explanation:
It is already in its simplest form. When you simplify a square root, you break the number down into prime numbers.
For example,
can be changed into
. Since 2 is in there twice, you'd take it out and make
.
13 is already a prime number, so you cannot simplify it further.
Answer: k = -10
Step-by-step explanation:
-4 = k + 6
-4 - 6 = k
-10 = k