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.
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Textbook Solutions for Elementary Algebra
Question
Solve Uniform Motion Applications In the following exercises, translate to a system of equations and solve.
A river cruise boat sailed 80 miles down the Mississippi River for four hours. It took five hours to return. Find the rate of the cruise boat in still water and the rate of the current.
Solution
The first step in solving 5.4 problem number trying to solve the problem we have to refer to the textbook question: Solve Uniform Motion Applications In the following exercises, translate to a system of equations and solve.A river cruise boat sailed 80 miles down the Mississippi River for four hours. It took five hours to return. Find the rate of the cruise boat in still water and the rate of the current.
From the textbook chapter Systems of Linear Equations - Solve Applications with Systems of Equations you will find a few key concepts needed to solve this.
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