 
 <translate> Give the step-by-step reasoning process and then the final answer. Sasha heard that planting trees helps to reduce the local temperature. For each tree planted, the temperature drops .1 degree. A tree costs $6 to plant. If she got the local temperature to drop from 80 to 78.2, how much did it cost to plant the trees? <ibo> Kwuo otú e si atụgharị uche n'isiokwu ahụ, kọwaa nke ọ bụla n'ime ha, ma kwuo ihe bụ azịza ya. Sasha nụrụ na ịkụ osisi na-enye aka ibelata okpomọkụ dị n'ógbè ahụ. Maka osisi ọ bụla a kụrụ, okpomọkụ na-agbadata.1 degrees. Osisi a kụrụ na-efu $6. Ọ bụrụ na o mere ka okpomọkụ dị n'ebe ahụ si na 80 daa ruo 78.2, ego ole ka ọ ga-ewe iji kụọ osisi ndị ahụ? 