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Solving complex linear equations involving brackets

Quiz by Oak National Academy: KS3 Maths (2)

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6 questions
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  • Q1
    You can expand brackets in the expression 2(y+9)+2(3y-7) to get the expression 2y+18+6y-14. You now have like terms that can be ______.
    simplified
    substracted
    solved
    evaluated
    30s
  • Q2
    The perimeter of this rectangle is 154 units. Which equation can be used to find x?
    Question Image
    2(4x+15) + 2(5x-1)
    9x+14=154
    4x+15=5x-1=154
    2(4x+15) + 2(5x-1)=154
    30s
  • Q3
    The perimeter of this rectangle is 154 units. The value of x is ______.
    Question Image
    Users enter free text
    Type an Answer
    30s
  • Q4
    Which of these are accurate first steps when solving 4(3x-1)-2(x+2)=72 ?
    Users sort answers between categories
    Sorting
    30s
  • Q5
    The solution to 4(3x-1)-2(x+2)=72 is x= ______.
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    Type an Answer
    30s
  • Q6
    The solution to 8(3x-6)-5(3x-6)=9 is x= ______.
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    Type an Answer
    30s

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