7. Fernando and Risa are factoring 8. Lawson is pouring a rectangular concrete slab for his doghouse. The slab will cover ar and selected a pair of integers. Which student area of 5x2 + 12x - 9 square feet. Write expressions that represent possible dimensions for the length and width of the 5x2 – x – 6. They each made a chart below is correct? Explain your reasoning. FERNANDO RISA concrete slab. FACTORS SUM FACTORS SUM -3 - 10 7 1.-6 -1.6 2.-3 -5 5 3. -10 5.-6 -7 -1

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Q: 4 52 -50-1 [D] = -2 6 1 [B] 27-6 -4-3-5 -104 6 [D] + [B] =

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