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Chapter 5: Q. 5.69 (page 630)
Translate to a system of equations:
The sum of two numbers is negative twenty-three. One number is 7 less than the other. Find the numbers.
System of equation
m + n=-23
m = n-7
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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, solve the systems of equations by substitution.
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.
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, solve the following systems of equations by graphing.
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