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Algebra

Quiz by Andrew Watts

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12 questions
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  • Q1
    Which expression correctly represents 12 less than a number

    12-x

    12x

    12+12

    x-12

    30s
  • Q2
    Which expression correctly represents half of a number?

    \frac{1}{2}\times2\

    a\cdot2

    \frac{a}{2}

    2a

    30s
  • Q3
    Which expression correctly represents 3 more than half a number?

    3+2x

    2x+3

    \frac{x}{2}+3

    x-3

    30s
  • Q4
    Which expression correctly represents 17 minus a number times 2 ?

    17\times a\cdot2

    2\left(a-17\right)

    a\times a-17

    17-(a\cdot2)

    30s
  • Q5
    30s
  • Q6
    What is the constant number in this expression? 2 + X

    2+x

    x
    2
    2x
    30s
  • Q7
    30s
  • Q8
    30s
  • Q9
    30s
  • Q10
    30s
  • Q11

    What is the balanced equation model?

    A way of isolating a variable

    SAMDEB

    A scale used in math to find an answer to a question

    A method to balance math to make it equal to BEDMAS

    30s
  • Q12

    When don't you use SAMDEB

    When you are trying to isolate a variable in an equation

    When you already have an answer to an equation

    When you have a two step equation

    When you need to find the answer to an equation

    When more than one operation is happening to a variable

    30s

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