Question

0,3(5x-7)=3(0,2x+3,2)

Answer 1

0.3(5x-7)=3(0.2x+3.2)
1.5x-2.1 = 0.6x + 9.6
0.9x = 11.7
x = 13

Answer 2

1,5х-2,1=0,6х+9,6
1,5х-0,6х=2,1+9,6
0,9х=11,7
х=11,7/0,9
х=13