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Chapter 5: Q. 108 (page 612)
In the following exercises, translate to a system of equations and solve.
The sum of two numbers is 30. One number is 4 less than the other. Find the numbers.
The numbers are 13 and 17
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Solve a System of Equations by Elimination -
Solve a System of Equations by Elimination -
In the following exercises, translate to a system of equations and solve.
Jackie has been offered positions by two cable companies. The first company pays a salary of \( 14,000 plus a commission of \)100 for each cable package sold. The second pays a salary of \(20,000 plus a commission of \)25 for each cable package sold. How many cable packages would need to be sold to make the total pay the same?
Solve the system of equations by substitution and explain all your steps in words.
In the following exercises, translate to a system of equations and solve the system.
Jorge invested \(28,000 into two accounts. The amount he put in his money market account was \)2,000 less than twice what he put into a CD. How much did he invest in each account?
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