Mathematics, 28.06.2019 03:10 bigboy43
Achemical company makes two brands of antifreeze. the first brand is 65% pure antifreeze, and the second brand is 90% pure antifreeze. in order to obtain 40 gallons of a mixture that contains 80% pure antifreeze, how many gallons of each brand of antifreeze must be used?
Answers: 2
Mathematics, 21.06.2019 17:50
When using the linear combination metho e linear combination method to solve a system of linear equations, the four options are:
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Mathematics, 21.06.2019 19:30
Evaluate 3(a + b + c)squared for a = 2, b = 3, and c = 4. a. 54 b. 243 c.729 add solution .
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Mathematics, 21.06.2019 22:40
Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.
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Achemical company makes two brands of antifreeze. the first brand is 65% pure antifreeze, and the se...
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