а) 6(0,3x-2)-(5+2x)=1,8
1.8x – 12 – 5 – 2x = 1.8
1,8x – 2x = 1,8 + 5 + 12
-0.2x = 18.8
x = -94
б) 4(5a-2)-3(1-3a)=0,1
20a – 8 – 3 + 9a = 0.1
20a + 9a = 0,1 + 3 + 8
29a = 11.1
290a = 111
a = 111/290
а=0,38275862069
а) 6(0,3x-2)-(5+2x)=1,8
1.8x – 12 – 5 – 2x = 1.8
1,8x – 2x = 1,8 + 5 + 12
-0.2x = 18.8
x = -94
б) 4(5a-2)-3(1-3a)=0,1
20a – 8 – 3 + 9a = 0.1
20a + 9a = 0,1 + 3 + 8
29a = 11.1
290a = 111
a = 111/290
а=0,38275862069
а) 6(0,3x-2)-(5+2x)=1,8
1.8x – 12 – 5 – 2x = 1.8
-0.2x = 18.8
x = -94
б) 4(5a-2)-3(1-3a)=0,1
20a – 8 – 3 + 9a = 0.1
290a = 111
a = 111/290