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The equation y = –x2 – 8x – 18 is shown by graph . The equation y = x2 – 4x + 7 is shown by graph .The equation y = x + 5 is shown by graph .The equation y = –3x – 6 is shown by graph .
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What is the value of x in the following equation?–3x – 2 = 2x + 8
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Modeling with Systems
Solving Linear Systems by Substitution
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