Mathematics, 02.11.2019 06:31, lizatapper5054
Given the following system of equations: 2x+6y=12, 4x+3y=15
Answers: 1
Mathematics, 21.06.2019 21:00, kitttimothy55
Julie buys 2kg of apples and 7kg of pears ? 12.70. the pears cost ? 1.30 per kilogram what is the price per kilogram of the apples? show your working out
Answers: 2
Mathematics, 21.06.2019 22:00, Thejollyhellhound20
The sum of the speeds of two trains is 720.2 mph. if the speed of the first train is 7.8 mph faster than the second train, find the speeds of each.
Answers: 1
Given the following system of equations: 2x+6y=12, 4x+3y=15...
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