Question

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16,3-(3,8х+7,4)=4,06

Answer 1

16.3-(3.8x+7.4)=4.06
3.8x+7.4=16.3+4.06
3.8x+7.4=20.36
3.8x=20.36-7.4
3.8x=12.96
x=12.96:3.8
x=3.4

Answer 2

16,3-3,8х-7,4=4,06
-3,8х=4,06-16,3+7,4
-3,8х=-5,16
х=-5,16:-3,8
х=1,36