2.69. решите уравнение:
1) 6-(х – 3) – 2(x + 2) = 10;
2) 5(x-1) - 4 (х – 3) = -20;
3) 0,6(х – 0,6) + 0,8(х – 0, 4) = 1;
4) 0, 3 (0, 4х – 1, 2) +0,36x = 3, 4;

Question

Алгебра: 2.69. решите уравнение: 1) 6-(х – 3) – 2(x + 2) = 10; 2) 5(x-1) - 4 (х – 3) = -20; 3) 0,6(х – 0,6) + 0,8(х – 0, 4) = 1; 4) 0, 3 (0, 4х – 1, 2) +0,36x = 3, 4; ​

barbi18 · Answer

1)6x - 18 - 2x - 4 = 104x = 32x = 82)5x - 5 - 4x + 12 = -20x = -273)0,6x - 0,36 + 0,8x - 0,32 = 11,4x = 1,68x = 1,24)0,12x - 0,36 + 0,36x = 3,40,48x = 3,76x =...

2.69. решите уравнение: 1) 6-(х – 3) – 2(x + 2) = 10; 2) 5(x-1) - 4 (х – 3) = -20; 3) 0,6(х – 0,6) + 0,8(х – 0, 4) = 1; 4) 0, 3 (0, 4х – 1, 2) +0,36x = 3, 4; ​

2.69. решите уравнение:
1) 6-(х – 3) – 2(x + 2) = 10;
2) 5(x-1) - 4 (х – 3) = -20;
3) 0,6(х – 0,6) + 0,8(х – 0, 4) = 1;
4) 0, 3 (0, 4х – 1, 2) +0,36x = 3, 4;