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Carol Fisher's Homepage Table of Contents for "One Mathematical Cat, Please!" See the best ALGEBRA PINBALL time for this exercise |
| 3 - 2x = 5x + 1 | (original equation) |
| 3 = 7x + 1 | (add 2x to both sides) |
| 2 = 7x | (subtract 1 from both sides) |
| 2/7 = x | (divide both sides by 7 ) |
| x = 2/7 | (write in the most conventional way) |
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One Mathematical Cat, Please! A First Course in Algebra © 2003 Carol J.V. Fisher |
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