If the volume of a box is 2x^3 + 4x^2 − 30x which of the dimensions are possible with the given x-value?

Given f(x) = 10x + 4 and g(x) = 3x - 8, what is f(x) + g(x) ? - 7x - 4 - 13x + 4 - 7x + 4 - 13x - 4

Avegetable garden and a surrounding path are shaped like a square together are 12 ft wide. the path is 1 feet wide. if one bag of gravel covers 8 square feet, how manu bags are needed to cover the path? round your answers to the nearest tenth.

What is the value of x in the equation 6(x + 1) – 5x = 8 + 2(x – 1)?