Mathematics, 03.12.2020 18:30, uticabadgirl
Jessica is selling books during the summer to earn money for college.
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Use the elimination method to solve the system of equations -x+5y=-4 and 4x+3y=16
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Mathematics, 21.06.2019 16:30, leenzazou98241
The average human heart beats 1.15 \cdot 10^51.15β
10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65β
10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year. how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.
Answers: 1
Jessica is selling books during the summer to earn money for college....
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