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-1 - (-2). 4. a. / For each of these four expressions, -2 + 6, -(2 + 6), -2 - 6,-(2 - 6) draw a number line (with a consisten
c. If you drive a steady 120 kilometers per hour for 2 hours, how far will you have driven? 3. Explain the difference among t
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4@ , - (2-6) -2 + 6, –(2+6), -2-6 Now according to rules of plotting sums, differences and negatives ie 4 -2 +6 -(2+6) - -(2-- 0 out of four expressions -(2-6) -2+6 and are same whereas .(2+6) and -2-6 are same. speed a time = 120 km/h 2 hours Then d

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