6*(2/3x - 1) + 2x + 1/14 = 2x - 3/2
6*2/3x - 6*1 + 2x + 1/14 = 2x - 3/2
12/3x - 6 + 2x + 1/14 = 2x - 3/2
4x - 6 + 2x + 1/14 = 2x - 3/2
6x - 2x = -3/2 + 6 - 1/14
4x = 4,5 - 1/14
4x = 45/10 - 1/14 = 315/70 - 5/70 = 310/70 = 31/7
4x = 31/7 | :4
x = 31/7 : 4 = 31 / 4*7 = 31 / 28 = 1 3/28
0,2(15y+4) - 0,6(5y+1) = 0,2
3y + 0,8 - 3y - 0,6 = 0,2
3y - 3y = 0,2 + 0,6 - 0,8
Корней нет.
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
6*(2/3x - 1) + 2x + 1/14 = 2x - 3/2
6*2/3x - 6*1 + 2x + 1/14 = 2x - 3/2
12/3x - 6 + 2x + 1/14 = 2x - 3/2
4x - 6 + 2x + 1/14 = 2x - 3/2
6x - 2x = -3/2 + 6 - 1/14
4x = 4,5 - 1/14
4x = 45/10 - 1/14 = 315/70 - 5/70 = 310/70 = 31/7
4x = 31/7 | :4
x = 31/7 : 4 = 31 / 4*7 = 31 / 28 = 1 3/28
0,2(15y+4) - 0,6(5y+1) = 0,2
3y + 0,8 - 3y - 0,6 = 0,2
3y - 3y = 0,2 + 0,6 - 0,8
Корней нет.