Answers by David Hahn
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Answers by David Hahn

Answers by David Hahn
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We can use the order of layers of rock to determine their relative ages. This ability is based on which of the following laws?
answered Oct 8, 2021
4 votes
15.1k views
Sales tax is 7.25%. If Liz buys the game system for $245.65, how much will Liz spend altogether? Unmute your mic and "meow" to show that you need to round to the nearest cent.
answered Sep 10, 2021
1 vote
42.1k views
4. What happens when an enzyme is denatured? I​
answered Aug 25, 2021
1 vote
99.8k views
K'Mar was painting the walls of his house. He could paint 1/3 of a wall in 3/5 of an hour. how many walls does he paint per hour
answered Apr 26, 2021
2 votes
227k views
A motorist travels 630 miles. The car averages 21 miles per gallon. How many gallons of gas were used? *
answered Apr 26, 2021
6 votes
89.8k views
4What graph shows the linear equation y = 1?
answered Mar 3, 2021
5 votes
107k views
Find the slope of a line parallel to the line 12x + 3y = 15. A parallel line would have slope m = The solution is
answered Feb 23, 2021
7 votes
171k views
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