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Chapter 5: Q. 345 (page 679)
In the following exercises, solve the systems of equations by substitution.
The system of equations has no solution.
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In the following exercises, translate to a system of equations and solve.
The Jones family took a 12 mile canoe ride down the Indian River in two hours. After lunch, the return trip back up the river took three hours. Find the rate of the canoe in still water and the rate of the current.
In the following exercises, translate to a system of equations and solve.
Amara currently sells televisions for company A at a salary of \(17,000 plus a \)100 commission for each television she sells. Company B offers her a position with a salary of \(29,000 plus a \)20 commission for each television she sells. How televisions would Amara need to sell for the options to be equal?
In the following exercises, translate to a system of equations and solve.
Two angles are supplementary. The measure of the larger angle is five less than four times the measure of the smaller angle. Find the measures of both angles.
In the following exercises, translate to a system of equations and solve.
Two angles are complementary. The measure of the larger angle is ten more than four times the measure of the smaller angle. Find the measures of both angles.
In the following exercises, translate to a system of equations and solve.
The difference of two supplementary angles is 8 degrees. Find the measures of the angles.
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