+ 5x + 6y = 9______ ____________________ New Equation Is (–3, 4) still a solution to the new equation? Justify your answer. Now multiply 4x + 3y = 0 by Then add your answer to 5x + 6y = 9. Show your ‘–2’. work below. What happened to the variable in the new equation? y Can you solve the new equation for What is the value of Does this answer x? x? agree with the original solution? How could you use the value of to find the value of from one of the original x y equations? Show your work below.
+ 5x + 6y = 9______ ____________________ New Equation Is (–3, 4) still a solution to the new equation? Justify your answer. Now multiply 4x + 3y = 0 by ‘–2’. Then add your answer to 5x + 6y = 9. Show your work below. What happened to the y variable in the new equation? Can you solve the new equation for x? What is the value of x? Does this answer agree with the original solution? How could you use the value of x to find the value of y from one of the original equations? Show your work below.
ccgps_math_9-12_cooralgebra_unit2te.docx