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Find the solution set for the open sentence with the given replacement set. 2x + 7 = 19, {4, 5, 6, 7}
asked
Jul 3, 2017
Mathematics
high-school
2
answers
2
votes
141k
views
At sunrise, the temperature was –4.5°C. During the day, the temperature rose 9.7°C and then fell 4.8°C. What was the final temperature? A. –19°C B. 0.4°C C. 10°C D. 9.4°C I think it's 9.4, but I'm not
asked
Jan 11, 2016
Mathematics
middle-school
1
answer
5
votes
201k
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