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Evaluating Algebraic Expression

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  • Evaluate when x = 8; 2x + x - 10
    14
  • 5 + 7b - 3b, for b = 8
    37
  • Evaluate b-(9-(a+c)) at a=4, b=5, and c=3
    3
  • 14x+13y, for y=3 and x=2
    67
  • 4y - (x^2 - z/2) ; x=1, y=3, and z=2
    12
  • Numbers, symbols, and operations that are grouped together
    Expression
  • A _____________ is a symbol, usually a letter that stands for a number.
    Constant
    Coefficient
    Product
    Variable
  • Evaluate the expression when a = 3, b = 4, and c = -6; bc + 5a
    -9
  • If x = 2 and y = 3, then evaluate 2(x – 3) + 5y^2
    43
  • A store sells notebooks for $3 each and pens for $2 each. If n represents the number of notebooks and p represents the number of pens, write an expression for the total cost. If James buys 4 notebooks and 5 pens, what is the total cost?
    $22
  • A number multiplied by a variable in an algebraic expression
    Coefficient
  • Evaluate 3(2x + z) when x=8 and z=2
    54
  • (2a - c)^2 + b, for a=3, b=5, c=2
    21
  • David wants to buy a badminton racquet that cost $270. He already saved $55 and plans to save an additional $10 each week. How many weeks does David needed to save to buy the badminton racquet?
    22 weeks
  • 3-2m-5m, for m=4
    -25
  • Evaluate 6a - 3d when a = 1, d = 2
    0
  • Evaluate the expression when x = 8: 2x + x - 10
    14
  • The temperature in Celsius can be converted to Fahrenheit using the formula ℉=9/5 C+32. If the temperature is C degrees Celsius, what is the Fahrenheit equivalent of 25 degrees Celsius?
    77℉
  • Evaluate the expression for the given value of the variable. 3x + 5 when x = 5
    20
  • Evaluate the expression x/9 when x=81.
    9
    1
    90
    1/9
  • (pr(r-p))/4 - 3; use p=2 and r=4
    1
  • Evaluate b^2 + 4 when b = 3
    13
  • Evaluate the expression when x = 3. 2x^2 - 5
    13
  • Evaluate 2x + 3 + x^2; for x = 4
    27
  • -3(2r-5)+8, for r=7
    -19
  • 3a + 4 - 5a, for a=5
    -6
  • Samson is calculating the total cost of his monthly gym membership. The base cost of the membership is $50 and he has $20 in additional fees. What is the total cost of Samson's gym membership?
    $70
  • Evaluate 8y + 12 - 2z for y = 4 and z = 2
    40
  • 3(e+1)-4e, for e=2
    1
  • Evaluate the expression when x = 8; 7(6 + 3 − x)
    7
  • Evaluate the expression 3x + 8 when x = 2
    14
    13
    15
    16
  • Evaluate if a = 2 and b = 8; 6 + 7b - 3a
    56
  • Evaluate 4m - 2; for m = 4
    14
  • Evaluate when x = 2 and y = 5; 2 + (12 - 5x) ⋅ 2y
    22
  • Evaluate the expression a/3+4 when a=6
    5
    6
    7
    4
  • Evaluate the expression when x = -1 and y = 3: x^2 + y^2 + x - y
    6
  • −4(−2 + 3k), for k = 3
    -28
  • A(n) __________________ consists of one or more numbers, variables, and operations.
    Term
    Constant
    Algebraic expression
    Variable
  • Evaluate (6+x^2-y)÷2 at x=6, and y=6
    18
  • Evaluate 2(a - 5) + 2 when a = 15
    22
  • Evaluate the expression when g = 3 and h = 9; 4h + 2g + 4
    46
  • Letters used to represent amounts
    Variables
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