If john bought 2kg of rice

What is the value of x? enter your answer in the box.

Will mark the brainliest.paula makes stained-glass windows and sells them to boutique stores. if her costs total $12,000 per year plus $4 per window for the frame. how many windows must she produce to earn a profit of at least $48,000 in one year if she sells the windows for $28 each?

Which polygon is she in the process of constructing ?