Mathematics, 28.11.2019 05:31 lexibyrd120
One fifth of a number plus three times the number is equal to twice the number plus 42. what is the number
Answers: 2
Mathematics, 21.06.2019 16:30
The average human heart beats 1.15 \cdot 10^51.15â‹…10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65â‹…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
Mathematics, 21.06.2019 23:40
Me d is also an option but i couldn't get it in the picture
Answers: 2
One fifth of a number plus three times the number is equal to twice the number plus 42. what is the...
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