1.   Write an algebraic expression for the phrase t decreased by 7.
    A. t ÷ 7 B. t × 7
    C. t + 7 D. t 7
    Hint

  2.   Write 7 more than w is 25 as an algebraic equation.
    A. w + 7 = 25 B. 7w = 25
    C. 7 = 25 + w D. w 7 = 25
    Hint

  3.   Write an equation for the second number is 3 times the first. Let x represent the first number and let y represent the second number.
    A. y = x + 3 B. y = 3x
    C. xy = 3 D. x = 3y
    Hint

  4.   Write The product of 7 and b is 56 as an algebraic equation.
    A. 7b = 56 B. 7b + 56
    C. 7 ? 56 = b D. 7 + b = 56
    Hint

  5.   Write 4 times k, increased by 9, is 45 as an algebraic equation.
    A. 9k + 4 = 45 B. 4k + 9 = 45
    C. k + 9 = 45 D. 4k = 45
    Hint



Glencoe
The McGraw-Hill Companies