0,45х=0,45-4(х+2)
0,45х=0,45-4х-8
0,45х+4х=-7,55
4,45х=-7,55
х=-7,55:4,45
х=-1,697
0.45х=0.45-4(х+2)
0.45х+4(х+2)=0.45
0.45х+4х+8=0.45
4.45х+8=0.45
4.45х=0.45-8
4.45х=-7.55
х=-7.55\4.45
х=1.69662921348
0,45х=0,45-4(х+2)
0,45х=0,45-4х-8
0,45х+4х=-7,55
4,45х=-7,55
х=-7,55:4,45
х=-1,697
0.45х=0.45-4(х+2)
0.45х+4(х+2)=0.45
0.45х+4х+8=0.45
4.45х+8=0.45
4.45х=0.45-8
4.45х=-7.55
х=-7.55\4.45
х=1.69662921348