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Expressions and Equations

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  • Write the expression. 18 decreased by the product of 2 and x
    18 - 2x
  • When graphing b< 6 would you use an open or closed circle?
    open
  • 6 (6 + 4v) Simplify the expression.
    36 + 24v
  • 2a - 3 + 4a + 8 (Combine like terms)
    6a + 5
  • 2( x - 6)
    2x-12
  • the product of 5 and c
    5c or 5xc
  • 5(x + 5)
    5x+25
  • identify the terms: 12g + 5 + 9g - 3
    12g, 5, 9g, 3
  • Solve the expression 13 + 7r IF r= 4
    41
  • 1/2 + m = 3/5
    1/10
  • 3x=15
    5
  • What are the constants, variables, and terms in the expression 13 + 7r - 2d?
    constant:13, variables: r, d terms: 7r, 2d, 13
  • -7( x + 3)
    -7x-21
  • the sum of 7 and y
    7+y
  • w/4 = 9
    36
  • Write the expression AND solve it. 5 times the sum of 8 and 4.
    60
  • Solve: x + 5 = 10
    5
  • Use the Distributive Property: 6(a + 8)
    6a + 48
  • simplify: 2n - n + 4 + 7n
    8n + 4
  • 10 less than y
    y-10
  • identify the constants: 9 + 11x + 7
    9, 7
  • Graph the inequality: x ≥ 9
    Closed circle on 9, shaded to the right.
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