Monday, 23 March 2015

Algebra (II): Where's the Error?

7 comments:

  1. The mistakes are...
    L4: 4y + x and 16x + 80y are not bracketed

    ReplyDelete
  2. Error:
    ...-4y + x (4y - x)
    ...-16x + 80y (-16x - 80y)

    I think.

    ReplyDelete
  3. L4: 4y+x and -16x-80y are not bracketed.

    ReplyDelete
  4. Line 4 : 4y + x and 16x + 80y is not bracket

    ReplyDelete
  5. Line 4: 4y + x and 16x + 80y should be "bracket-ed" (<-- if there is such a word)

    ReplyDelete