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Chapter 5: Q. 184 (page 644)
The sum of two numbers is twenty-five. One number is five less than the other. Find the numbers.
The numbers are 15 and 10
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Solve a System of Equations by Elimination -
In the following exercises, translate to a system of equations and solve.
The age of Noelle鈥檚 dad is six less than three times Noelle鈥檚 age. The sum of their ages is seventy four. Find their ages.
Determine whether an ordered pair is a solution of a system of equations. In the following exercises, determine if the following points are solutions to the given system of equations.
(a)
(b)
In the following exercises, translate to a system of equations and solve.
Two containers of gasoline hold a total of fifty gallons. The big container can hold ten gallons less than twice the small container. How many gallons does each container hold?
In the following exercises, translate to a system of equations and solve.
Maxim has been offered positions by two car dealers. The first company pays a salary of \(10,000 plus a commission of \)1,000 for each car sold. The second pays a salary of \(20,000 plus a commission of \)500 for each car sold. How many cars would need to be sold to make the total pay the same?
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