Read the Method of Solving the System of Equations

question 76

Multiple Choice

Read the method of solving the system of equations.​ ​ ​
Solving the first equation for y , we have . Substituting this value of y into the second equation, we have ​ ​
The equation is quadratic. We write it in standard form and apply the quadratic formula. ​ ​         ​ ​
Use the method shown above to solve the system of equations. ​

• A)​
• B)​
• D)​

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