(1 3/4 +x)/1,9=2,5 помогите пжл

Question

(1 3/4 +x)/1,9=2,5 помогите пжл

Answer 1

(1.75+х)/1.9=2.5
1.75+х=1.9*2.5
1.75+х=4.75
х=4.75-1.75
х=3
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