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Units 2 and 3 Revision_Grade 6

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  • Expand the bracket 8(9x-2y+6)
    72y-16y+48
  • Solve the equation. 5x-8=32
    x=8
  • Kim thinks of a number, x. Write an expression for the number Kim gets when she adds 10 to the number, then multiply by 4
    4(10+x) or 4(x+10)
  • 58.37 and 98.0
  • Simplify the expression 5x + 7 - 8x
    -3x+7
  • x>-2
  • 12
  • 18.9 and 0.0532
  • Simplify the expression 10mn+7yz-8mn+5zy
    2mn+12yz
  • A red blood cell has a length of 0.0065982 millimetres. Write down the length, correct to five decimal places.
    0.00660
  • 15x+6 cm^2
  • Solve the equation. 2y + 5 = 19
    y=7
  • Expand and simplify 5(8m-7)+6m
    46m-35
  • Kim thinks of a number, x. Write an expression for the number Kim gets when she divides the number by 7, then subtracts 8
    x/7 -8
  • Kim thinks of a number, x. Write an expression for the number Kim gets when she multiplies the number by 4, then subtracts the result from 53
    53-4x
  • 10x+10 cm
  • 900 and 10^5
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