(a^2- 8a- 26) / (a + 2) simplified

Three cylinders have a volume of 2836 cm^3. cylinder a has a height of 900 cm. cylinder b has a height of 225 cm. cylinder c has a height of 100 cm. find the radius of each cylinder. use 3.14 as an approximate for π

In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?

Two numbers have a sum of -19. one number is x. what expression represents the other number?