13x - 2 = 8x + 13 5(4x + 7)-3 = 12 4(3x-2)-2x = 5x + 12 2(8x - 3)- 4(6x + 5) = 6x 5x2(7x + 2)-3(4x + 5) ПОМГИТЕ ПЖ ДАМ 25 БАЛЛОВ. Created by vsemprivetpolinkapla.

13x - 2 = 8x + 13 5(4x + 7)-3 = 12 4(3x-2)-2x = 5x + 12 2(8x

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13x - 2 = 8x + 13 5(4x + 7)-3 = 12 4(3x-2)-2x = 5x + 12 2(8x - 3)- 4(6x + 5) = 6x 5x2(7x + 2)-3(4x + 5) ПОМГИТЕ ПЖ ДАМ 25 БАЛЛОВ

erezepramazan88

Ответ:

1)13x-8x=13+2

5x=15

x=3

20x+35-3=12

20x=-20

x=-1

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