Which expression contains exactly one variable and one constant term?, 8, 5x, x + 4, xy, In the expression 9 − 2k, which part changes when the value of k changes?, 9, −2k, 2, k, Which situation is best represented by the expression 3n + 7?, Seven divided by three numbers, Three numbers increased by seven, Seven numbers decreased by three, Three less than seven numbers, Which expression shows that the variable is being multiplied?, 6x, x – 6, x + 6, x ÷ 6, A student writes 4 + m. What does this mean?, Four subtracted from a number, Four multiplied by a number, A number divided by four, A number increased by four, Which verbal phrase matches k − 9?, Nine times a number, Nine more than a number, A number minus nine, Nine divided by a number, Which expression has a constant term of −5?, x – 5, 5x, −5x, x + 5, Which expression represents twice a number, then increased by 1?, 2 + n, n + 2, 2n + 1, n(2 + 1), Which step should be done first when evaluating an algebraic expression?, Add all numbers., Substitute the given values., Simplify the final answer., Multiply all terms., In the expression 7a − 2, what happens when a is replaced by 4?, 7 – 2, 7(4) – 2, 4 – 2, 28 + 2

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