The argument is valid by the law of detachment.
Answer:
The answer is 12.64 ft.
Step-by-step explanation:
From the figure it is clear that slope is the hypotenuse which we have to find while the other two sides are legs of the triangle whose lengths are known.
so the pitch of the roof is 12.64 ft. i explained in the figure below as well.
It is equal because every 2000 pounds is 1 ton and 18000lb divided by 2000 equals 9.
Answer:
x= -19/7
Step-by-step explanation:
-7x/-7=19/-7
7x/7=19/-7
From multiplying the binomial expression
(n+3)(n-9)
It would be n^2 - 9n + 3n - 27 or simplified
n^2 -6n - 27.