mchenry school district 15 / homepage · 2018. 8. 29. · 12. 2(x —y + 1) simplify each...
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- McHenry School District 15 / Homepage · 2018. 8. 29. · 12. 2(x —y + 1) Simplify each expression. If not possible, write simplified. 15. 2x2 + 6x2 17. 3y2 - 2y 19. 4('2b - b)
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