Answer:
-3
Step-by-step explanation:
1/4x^3 = -27/4
divide 1/4 from each side
x^3 = -27
find the cubed root of each equation
x = -3
i think this is right so sorry if not.
the slope makes no sense
n < -9
Opposite (or in The US, vertical) angles are congruent.
Adjacent ( on the same line) angles are supplementary (that is their sum = 180 degrees).