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Chapter 5: Q. 5.33 (page 603)
Solve the system by substitution.
The solution set is .
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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?
Without graphing, determine the number of solutions and then classify the system of equations.
In the following exercises, translate to a system of equations and solve.
The difference of two supplementary angles is 24 degrees. Find the measure of the angles.
In the following exercises, translate to a system of equations and solve.
The sum of two numbers is . One number is 12 less than the other. Find the numbers.
Solve the system of equations
(a) by graphing
(b) by substitution
(c) Which method do you prefer? Why?
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