Tractors

Six tractors plowed the field for eight days. After two days, two tractors broke down. How many days were prolonged work in the field?

Correct answer:

x =  3 d

Step-by-step explanation:

n=6 d=8  d n=2 n+(x+(d2)) (n2) 8 6=2 6+(x+(82)) (62)  4x=12  x=412=3  x=3=3 d



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