0,8*(2x-1)+0,3* (4-5x)=0
1,6x-0,8+1,2-1,5x = 0
1,6x-1,5x = 0,8-1,2
0,1x =-0,4 /:0,1
x = -4
-0,8 *(3z-8)-5*(0,4-2z)=2 * (3,8z+2,2)
-2,4z+6,4-2+10z = 7,6z+4,4
-2,4z+10z-7,6z = 4,4-6,4+2
0 = 0
0,7x+ 1i 1/5 =4,5(1-1 i 2/5 x) + 3
0,7x+1,2 = 4,5-6,3x+3
0,7x+6,3x = 4,5+3-1,2
7x = 6,3 /:7
x = 0,9
7/9 x = -16 i 1/3
7/9 x = -49/3 |*9
7x = -147 /:7
x = -21 x+25 i 1/5 = -4,4
x+25,2 = -4,4
x = -4,4-25,2
x = -29,6
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1,6x+0,8+1,2-1,5x=0
1,6x-1,5x=0-0,8-1,2
0,1x=-2 /*10
x=-20
-0,8*(3z-8)-5*(0,4-2z)=2*(3,8z+2,2)
-2,4z+6,4-2+10z=7,6z+4,4
-2,4z+10z-7,6z=4,4-6,4+2
0=0
0,7x+ 1 1/5=4,5(1-1 2/5 x) + 3
0,7x+1,2= 4,5 - 6,3x+3
0,7x+6,3x=4,5+3-1,2
7x=6,3 /7
x=0,9
7/9 x = -16 1/3
7/9x = -16 3/9
7/9x = - 147/9
9x* -147= 7*-9
-1323x=-63 / -63
21x=1 /21
x=1/21
x= 25 1/5 - 4,4
x= 25, 2 - 4,4
x= 20,8
0,8*(2x-1)+0,3* (4-5x)=0
1,6x-0,8+1,2-1,5x = 0
1,6x-1,5x = 0,8-1,2
0,1x =-0,4 /:0,1
x = -4
-0,8 *(3z-8)-5*(0,4-2z)=2 * (3,8z+2,2)
-2,4z+6,4-2+10z = 7,6z+4,4
-2,4z+10z-7,6z = 4,4-6,4+2
0 = 0
0,7x+ 1i 1/5 =4,5(1-1 i 2/5 x) + 3
0,7x+1,2 = 4,5-6,3x+3
0,7x+6,3x = 4,5+3-1,2
7x = 6,3 /:7
x = 0,9
7/9 x = -16 i 1/3
7/9 x = -49/3 |*9
7x = -147 /:7
x = -21
x+25 i 1/5 = -4,4
x+25,2 = -4,4
x = -4,4-25,2
x = -29,6