5)бу + 7у - 0,024 = 0,204
13у=0.024+0.024
12у=0.048
у=0.004
6)2,4х-1,5х+47=1919
0.9х+47=1919
0.9х=1919-47
0.9х=1872
х=2080
7)0,8(х-1.9)=0.56
х-1.9=0.7
х=2.6
8)0,32 (x + 1,4) = 73,6
х+1.4=230
х=228.6
5)бу + 7у - 0,024 = 0,204
13у=0.024+0.024
12у=0.048
у=0.004
6)2,4х-1,5х+47=1919
0.9х+47=1919
0.9х=1919-47
0.9х=1872
х=2080
7)0,8(х-1.9)=0.56
х-1.9=0.7
х=2.6
8)0,32 (x + 1,4) = 73,6
х+1.4=230
х=228.6