Answer:
72 is your answer mate...
Answer:
area=144 ft²
Step-by-step explanation:
width=x
length=4x
perimeter=2(4x+x)
60=2(5x)
60/2=5x
30=5x
x=30/5
=6
width=6 ft
length= 4(6)
=24 ft
area= length * width
=6*24
=144 ft²
Answer:
3
Step-by-step explanation:
Answer:
i don't really know sorry
Step-by-step explanation:
Answer:
n = 1
n = - 1
n = - 1/5
n = - 25
Step-by-step explanation:
We are to obtain the value if n in the given equations :
1.)
n - 13 = - 12
To find, n ;
Add 13 to both sides
n - 13 + 13 = - 12 + 13
n = 1
2.)
n/5 = - 1/5
Multiply both sides by 5
n/5 * 5 = - 1/5 * 5
n = - 1
3.)
-5n = 1
Divide both sides by - 5
-5n/-5 = 1/-5
n = - 1/5
4.)
n + 15 = - 10
Subtract 15 from both sides :
n + 15 - 15 = - 10 - 15
n = - 25