The answer is 36/121 because your are simply multiplying by the number squared by themselves to actually square them.
Answer:
x = -7
Step-by-step explanation:
-30 = 5(x+1)
First, multiply out the 5
-30 = 5x + 5
Then subtract 5 from each side
-35 = 5x
Finally, divide each side by 5
-7 = x
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Answer:
w is the width
L is the length
p is the perimeter
w=9
L=27
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Step-by-step explanation:
p=2[(L-4) + (w+1)]
⇔p=2[(3w-4) + (w+1)]
⇔p=2[4w-3]
⇔p=8w-6
⇔66=8w-6
⇔8w=72
⇔w=9
Then L=3w=27
:)
Answer:0.019 i think
Step-by-step explanation:
you would use the variability formula which is the squareroot p(1-p)/n