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Grade 8 Algebra: Combining Like Terms

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Level 3

Variables with exponents and fractions

  1. 1. Simplify:
    3x2+4x−x2+2x3x^2 + 4x - x^2 + 2x
  2. 2. Simplify:
    5a2−3a+2−2a2+a5a^2 - 3a + 2 - 2a^2 + a
  3. 3. Simplify:
    12x+34x\tfrac{1}{2}x + \tfrac{3}{4}x
  4. 4. Simplify:
    0.6y−1.5+0.4y+20.6y - 1.5 + 0.4y + 2
  5. 5. Simplify:
    2xy+3x−5xy+x2xy + 3x - 5xy + x
  6. 6. Simplify:
    4m2n−mn2+2m2n+3mn24m^2n - mn^2 + 2m^2n + 3mn^2