How do i use 290-3x=75 as a word problem?

2. using calculations based on a perpetual inventory system, determine the inventory balance altira would report in its august 31, 2021, balance sheet and the cost of goods sold it would report in its august 2021 income statement using the average cost method. (round "average cost per unit" to 2 decimal places.)

If f(x) = 4x - 3 and g(x) = x + 4, find (f - g) (x)

Aright cylinder has a diameter of 8 m and a height of 6m. what is the volume of the cylinder