Use the rules of equations and inverse operations to solve the equation. -x^3=216

a: 6
b: -6
c: ±6
d: -6^3√6

What is the equation in point slope form of the line that passes through the point (-1, -3) and has a slope of 4? y-1=4(x-3) or y+3=4(x+1)

Add 1/7 + -1/7 your answer should be reduced to its smallest form and should not be an improper fraction

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')