Mathematics, 07.04.2021 19:20 gggg5019
The half-life of a certain substance is 87 days. If there is 600 kg of the substance to
start with, how much is left after 430 days?
Equation: y=
Solution: y=
(round to 3 decimal places)
Answers: 1
Mathematics, 21.06.2019 17:30
Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil
Answers: 1
Mathematics, 21.06.2019 20:40
Lines a and b are parallel. what is the value of x? -5 -10 -35 -55
Answers: 2
Mathematics, 21.06.2019 21:30
Look at the figure below: triangle abc is a right triangle with angle abc equal to 90 degrees. the length of ac is 5 units and the length of ab is 4 units. d is a point above c. triangle adc is a right triangle with angle dac equal to 90 degrees and dc parallel to ab. what is the length, in units, of segment cd?
Answers: 1
The half-life of a certain substance is 87 days. If there is 600 kg of the substance to
start with,...
English, 06.06.2021 23:50
Mathematics, 06.06.2021 23:50
Mathematics, 06.06.2021 23:50
Chemistry, 06.06.2021 23:50
Mathematics, 06.06.2021 23:50
History, 06.06.2021 23:50
Mathematics, 06.06.2021 23:50