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the following proof shows an equivalent system of equations created from another system of equations. fill in the missing reason in the proof.
statements reasons
2x + 2y = 14
- 4x + y = 12
2x + 2y = 14 .
-2x + 3y = 6
given
multiplication property of equality

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Pleting the square f the given find the x-intercepts of the parabola with vertex (-5,13) and y-intercept (0, 12). write your answer in this form: (14,.99). if necessary, round to the nearest hundredth. *- h enter the correct answer, de verter, and ametry 00000 done doo