May 25, 2010

Algebra: Root of a Linear Equation With One Unknown (Non-Fractional



1. 4x + 5 = 7x - 10
Answer: x = 5
2. 3x - 4 = 8x + 41
Answer: x = -9
3. 11x + 7 = 122 - 12x
Answer: x = 5
4. 9x + 7 = 187 - 9x
Answer: x = 10
5. 10x + 7 = 7x - 26
Answer: x = -11
6. x + 3 = 7x + 21
Answer: x = -3
7. 8x + 7 = 37 - 2x
Answer: x = 3
8. 3x + 11 = 9x - 13
Answer: x = 4
9. 2x + 3 = 58 - 3x
Answer: x = 11
10. 11x + 5 = 29 + 7x
Answer: x = 6
11. 4x - 6 = 7 - 13x
Answer: x = 13/17
12. x - 4 = 5 - 5x
Answer: x = 3/2
13. 14x + 5 = 5x + 9
Answer: x = 4/9
14. 11x - 2 = 8x - 4
Answer: x = -2/3
15. 6x + 2 = 7 - 14x
Answer: x = 1/4
16. 4x - 13 = 14 - 11x
Answer: x = 9/5
17. 4x - 3 = 4 - 10x
Answer: x = 1/2
18. 3x + 10 = 15 - 12x
Answer: x = 1/3
19. 5x + 7 = 10 - 10x
Answer: x = 1/5
20. 11x - 1 = 2 - 13x
Answer: x = 1/8