Предмет: Математика, автор: олеся285

4(3-x)-11=7(2x-5); 4(3-2x)+24=2(3+2x)

Ответы

Автор ответа: bekaBuGaGaGa
0
1) 12-4x-11=14x-35
1-4x=14x-35
-4x-14x=-35-1
-18x=-36 
2)12-8x+24=6+4x
36-8x=6+4x
-8x-4x=6-36
-12x=-30
x=2.5
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