Solve each system of equations.
Answer to Problem 77RE
Explanation of Solution
Given information:
Solve each system of equations.
Calculation:
Multiply both the sides of the second equation in the system by
An equivalent system of equation is formed.
Subtract
Divide by
Back-substitute the value of
Add 2 to both the sides of the equation.
Factor the expression.
By the zero product property, we have either
Hence, the solutions are
Chapter 11 Solutions
Precalculus
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