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Chapter 5: Q. 395 (page 683)
In the following exercises, solve each system of equations. Use either substitution or elimination.
The solution set is .
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In the following exercises, translate to a system of equations and solve.
Darrin is hanging 200 feet of Christmas garland on the three sides of fencing that encloses his rectangular front yard. The length, the side along the house, is five feet less than three times the width. Find the length and width of the fencing.
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.
The measure of one of the small angles of a right triangle is 45 less than twice the measure of the other small angle. Find the measure of both angles.
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 measure of one of the small angles of a right triangle is 15 less than twice the measure of the other small angle. Find the measure of both angles.
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