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  • Write an algebraic expression for: “The sum of a number and 12.”
    x + 12
  • In the expression 7y − 10, what is the constant?
    -10
  • In the expression 5x + 3, what is the variable?
    x
  • Translate into an algebraic expression: “The difference of a number and 9.”
    x − 9
  • Identify the constant in 6m − 2n + 8.
    8
  • Identify the variable(s) in 4ab + 9.
    a,b
  • Translate into an algebraic expression: “Three more than four times a number.”
    4x + 3
  • Write an algebraic expression for: “Five times a number decreased by 4.”
    5x − 4
  • Translate into an algebraic expression: “Twice a number plus 7.”
    2x + 7
  • How many terms are there in the expression 3x + 2y − 5?
    3
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