Starter quiz

  • <Math>4(7x-13)</Math> is an <span class="blank">______</span> for the perimeter of this square.
    4(7x-13) is an ______ for the perimeter of this square.
    • 'expression' ✓
  • Evaluate 2(3x-4)+2(5x+9) when x=6. The value of the expression is ______.
    • '106' ✓
  • Expand and simplify 2(6x-4)+2(x-7).
    • 8x-8+2x-14=10x-22
    • 12x-8+2x-14=14x+22
    • 12x-8+2x-14=14x-22  ✓
    • 12x-4+2x-7=14x-11
  • The solution to the equation 4(7x-3)=128 is x= ______.
    • '5' ✓
  • Solve 4x+7=8x-9.
    • x=-4
    • x=-0.5
    • x=0.5
    • x=4  ✓
  • Laura thinks of a number. She multiplies it by 8 and subtracts 12. Her answer is 60. Laura's number is ______.
    • '9' ✓
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