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МатематикаВопрос:
8x-4 = 9x-2(2x-7)
Ответ:
8x - 4 = 9x - 4x + 14
8x - 4 = 5x + 14
3x = 18
x = 6
8x - 4 = 5x + 14
3x = 18
x = 6
Похожие
- -4x = 15-3(3x-5)
- -7x = 13-2(8x - 7)
- -5x = 11-2(4x - 2)
- 7-3(5x-3) = -11x
- 7x-15 = 4x-3(x-3)
- 3(5x+8)-7x = 6x
- 6x-8 = 5x-3(x-4)
- 2(4x-5)-14-3x = 6
- 5(x - 4,4) = 9x
- 1-4(5+2x) = 13
- 5 + 2x = 3(2x-5)-8
- 5(x-3,6) = 9x
- 5(x-2,4) = 13x
- 16 + 6x = 5(1-2x) - 13
- 2(7x+11) - 5x = 5x
- - x = 4-3(3x – 8)
- 10(2-x)+11x = -3x
- 19 + x = 4(x-3) +7
- 4(14+4x) -3x = 6x
- 6(3x + 1) -3x = 11x
- 11- 5x = 2(3-4x) - 16
- 8x-18 = 6x-2(x - 5)
- 18- 7x = 10-3(x+4)
- 5(x-3)+7-2x = 16
- 2(4+3x) = -x-13
- x-4(x+2) = 13
- 20+ x = 3(3-2x) – 24
- 2(6x+28) - 3x = x
- 15-4(8-x) = 5
