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Foundations of Math I Name: __________________________________ UNIT 2 SIMPLIFYING QUIZ REVIEW GUIDE Combine Like Terms Terms must have the exact same VARIABLES and EXPONENTS for each variable Add or Subtract the coefficients of like terms Distributive Property Multiply the term being distributed to all terms inside of parentheses Always stop arrows when the parentheses end Be careful of negative signs for multiplication Simplify each expression 1) x + 3 – 5x + 7 + 4y 6) 5 (2r + 6) – 12r 2) – 4 (3a – 5b – 7) 7) -7 (3m – 4) + 2 3) 9ab + 3b2 – 7b2 + 8ab – 12 8) (10x2 + 3xy – 7y2) + (7xy – 5x2 + 3y2) 4) 9 (4x2 – 3) 9) 12 – 4(3n – 5) 5) 2x + 7x2 – 9x + 21x3 + 5x 10) (7z + 4) – (3z – 6)