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Theblackwolf250
a fost răspuns

[(x-2/5*x)+2 - 1/4 ] - 5/6*x +17 =27

Răspuns :

Alexia12112

[(x-2/5*x)+2 - 1/4 ] - 5/6*x +17 =27

[(x-2x/5)+2-1/4]-5x/6=10

[(5x/5-2x/5)+8/4-1/4]-5x/6=10

(3x/5+7/4)-5x/6=10

3x/5+7/4-5x/6=10

18x/30+7/4-25x/30=10

-7x/30+7/4=10

-7x/30=10-7/4

-7x/30=40/4-7/4

-7/30=33/4

-28x=990

x=-990/28