I think it is the third and the fourth
Answer:
length = 9 units
Step-by-step explanation:
l = length
n - 6 = width
A = n(n - 6)
A = n² - 6n
27 = n² - 6n
n² - 6n - 27 = 0
(n + 3)(n - 9) = 0
n = -3, n = 9
length must be 9 because it cannot be a negative value
Answer:
your answer would be D
Step-by-step explanation:
Substitute the x= 3y-1 in place of the x in the second equation
Subtract Like terms
Add 3 to both sides
Divide by 3(the coeffcient of y)
Answer is 5
Answer:
then it increased by 10%
Step-by-step explanation:
