Mathematics, 18.07.2019 03:00, brodycruce
*the sum of two numbers is 400. if the first number is decreased by 20% and the second number is decreased by 15%, then the sum would be 68 less. find the numbers after the decrease.
Answers: 1
Mathematics, 21.06.2019 18:30, jamilecalderonpalaci
Solve 2x2 + 8 = 0 by graphing the related function. there are two solutions: . there are no real number solutions. there are two solutions: 2 and -2
Answers: 3
Mathematics, 21.06.2019 19:00, priscillaan
Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !
Answers: 1
*the sum of two numbers is 400. if the first number is decreased by 20% and the second number is dec...
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