Algebra

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Across
  1. 2. Made up of constants, variables, operations; no equal sign
  2. 5. Add/subtract like terms
  3. 6. (a+b)(c+d)
Down
  1. 1. Number in front of variable
  2. 3. Finding a value for which the equation is true
  3. 4. Statement in which two mathematical expressions have equal values; i.e. LHS = RHS
  4. 5. (a+b)^2