Rozwiąż równania :
a) ½x - ¾ [ x-(4x+1)] = 1- (x+1)/4
b) ⅔ (3x-1)- ⅔ [ 2x-3(x-2)] =1
pomocyy !
a) ½x-¾(x-(4x+1))=1-(x+1):4 ½x-¾(x-4x-1)=1-(x+1):4 ½x-¾x+3x+¾=1-¼x-¼ -¼x+3x+¾=¾-¼x -¼x+¼x+3x=¾-¾ 3x=0 x=0 b) ⅔(3x-1)-1½(2x+3(x-2))=1 2x-⅔-3/2(2x+3x-6)=1 2x-⅔-15/2x+9=1 4/2x-15/2x=1-9+⅔ -11/2x=-22/3 x=-22/3*(-2/11) x=4/3=1⅓
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a)
½x-¾(x-(4x+1))=1-(x+1):4
½x-¾(x-4x-1)=1-(x+1):4
½x-¾x+3x+¾=1-¼x-¼
-¼x+3x+¾=¾-¼x
-¼x+¼x+3x=¾-¾
3x=0
x=0
b)
⅔(3x-1)-1½(2x+3(x-2))=1
2x-⅔-3/2(2x+3x-6)=1
2x-⅔-15/2x+9=1
4/2x-15/2x=1-9+⅔
-11/2x=-22/3
x=-22/3*(-2/11)
x=4/3=1⅓