Mathematics, 18.06.2020 02:57 cheryljoseph69
The sum of two numbers is 28. The first number, x, is three times the second number, y. Which system of equations can be used to find the two numbers? A system of equations. x plus y equals 28. x equals 3 plus y. A system of equations. x y equals 28. x equals 3 y. A system of equations. x y equals 28. x equals 3 plus y. A system of equations. x plus y equals 28. x equals 3 y.
Answers: 1
Mathematics, 20.06.2019 18:04, docholiday
Lilianna uses 3/4 calories per minute just by sitting. she uses 1 more calorie per minute by walking. lilianna uses a total of 12 1/4 calories walking to the park. lilianna uses the equation, d(.75+1)=12.25 to represent the situation. what does the variable d represent in the equation?
Answers: 2
The sum of two numbers is 28. The first number, x, is three times the second number, y. Which system...
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