34*(х+1.2)=57.8х+1.2=57.8:34
х+1.2=1.7х=1.7-1.2х=0.5
34x + 40.8 - 1.2 = 60
34x = 60 -40.8 + 1.2
34x = 20.4
x = 0.6
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34*(х+1.2)=57.8
х+1.2=57.8:34
х+1.2=1.7
х=1.7-1.2
х=0.5
34x + 40.8 - 1.2 = 60
34x = 60 -40.8 + 1.2
34x = 20.4
x = 0.6