Free Republic 3rd Qtr 2025 Fundraising Target: $81,000 Receipts & Pledges to-date: $2,910
3%  
Woo hoo!! 3rd Qtr 2025 FReepathon is now underway!!

Keyword: mathalgebra

Brevity: Headers | « Text »
  • Math education today (vanity)

    06/10/2011 12:20:01 PM PDT · by Bob · 46 replies
    Yahoo Answers ^ | 06/10/11 | self
    I just answered a question on Yahoo Answers which really makes me wonder about the current state of math education. Here's the question: ALGEBRA 2 HELP !!!!!!? 1. Select the best possible first step to solving the system by first eliminating the y variable. 5x - y = 5 7x - 3y = -1 A) Multiply the first equation by -3. B) Multiply the second equation by -3. C) Multiply the first equation by 3. D) Multiply the second equation by 3. (more at link)