rozwiąż równanie
x+3+x+5%*(x+1)=17,4
x+3+x+0,05(x+1)=17,4
x+3+x+0,05x+0,05=17,4
2,05x=17,4-0,05
2,05x=17,35/:2,05
x=8,46341...
x + 3 + x +5% * (x+1) =17,4
x + 3 + x + 1/20 *(x+1) =17,4
x + 3 + x + 1/20x + 1/20 = 17,4
x + x + 1/20x = 17,4 - 3 - 1/20
2 1/20x = 17 8/20 - 3- 1/20
2,05x = 14 7/20
2,05x = 14,35 /:2,05
x= 7
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x+3+x+0,05(x+1)=17,4
x+3+x+0,05x+0,05=17,4
2,05x=17,4-0,05
2,05x=17,35/:2,05
x=8,46341...
x + 3 + x +5% * (x+1) =17,4
x + 3 + x + 1/20 *(x+1) =17,4
x + 3 + x + 1/20x + 1/20 = 17,4
x + x + 1/20x = 17,4 - 3 - 1/20
2 1/20x = 17 8/20 - 3- 1/20
2,05x = 14 7/20
2,05x = 14,35 /:2,05
x= 7