The area in square feet of a rectangular field is x^2 - 100x + 1600. The width, in feet, is x - 20. What is the length, in feet?

its the fourth option

-2x-4

step-by-step explanation:

there is no following? ! lol

for nitrogen to be a liquid, its temperature must be within 12.78 °f of –333.22 °f. which equation can be used to find the maximum and minimum temperatures at which nitrogen is a liquid, x?

the equation that can be used to find the maximum and minimum temperatures is

|x +   ⇒ 333.22| =   ⇒ 12.78.