Answers by Chad Hedgcock
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Answers by Chad Hedgcock

Answers by Chad Hedgcock
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Use rounding to estimate the difference of 18.14 - 9.88.
answered Jul 30, 2020
2 votes
226k views
Where did the dollar come from?
answered Jul 10, 2020
7 votes
98.8k views
Prove or disprove: a) Any positive integer can be written as the sum of the squares of two integers b) For every integer n, the number 3(n2 + 2n + 3) ? 2n2 is a perfect square
answered Jun 9, 2020
4 votes
122k views
When she graduates college,Linda will owe 43,000 in student loans. The interest rate on the federal loans is 4.5 and the rate on the private bank loan is 2%. The total interés she owes for a year was 1,
answered Mar 21, 2020
3 votes
177k views
The campus of a college has plans to construct a rectangular parking lot on land bordered on one side by a highway. there are 680 ft of fencing available to fence the other three sides. let x represent
answered Dec 7, 2019
7 votes
187k views
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