A scrapyard had 200 tons of recycled steel. They sold 15 tons per day for several days. If there are fewer than 80 tons left at the scrapyard, how many days, d, have passed? Write an equality to Answer the question. Solve the inequality. Graph the solution set of the inequality

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Mathematics

Lana

26 July, 19:33

A scrapyard had 200 tons of recycled steel. They sold 15 tons per day for several days. If there are fewer than 80 tons left at the scrapyard, how many days, d, have passed? Write an equality to Answer the question. Solve the inequality. Graph the solution set of the inequality

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Dominick Dudley · Answer 1

200 tons - 15 (9) = 65. In 8 days, the scrapyard sold 120 tons of recycled steel, leaving only 80 tons left. In day 9, the scrapyard will sell another 15 tons of recycled steel which will leave only 65 tons left. 200 - 15 (9) < 80.