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(2x-10):0,2-5,29=4,08
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Răspuns :

(2x-10):0,2-5,29=4,08
(2x-10):0,2=4,08+5,29
(2x-10):0,2=9,37
(2x-10)=9,37:0,2
2x-10=46,85
2x=46,85+10
2x=56,85
x=56,85:2
x=28,425
(2x-10):0,2-5,29=4,08
(2x-10):0,2=4,08+5,29
(2x-10):0,2=9,37
2x-10=9,37x0,2
2x-10=1,874
2x=1,847+10
2x=11,847
x=11,847:2
x=5,937