Daje Najjjjj !!!!!!
Rozwiąż równania:
a)-3x=7
b)2x=1/5
c)-(4+x)=2(3-x)
1/5-to ułamek
-3x=7 / :3
-x = 2,33 / * (-1)x = - 2,33
2x = 1/5 /:2
x= 1/10
-(4+x) = 2(3-x)
-4 -x = 6 - 2x
-4 + x = 6
x = 10
chyba O.o
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-3x=7 / :3
-x = 2,33 / * (-1)
x = - 2,33
2x = 1/5 /:2
x= 1/10
-(4+x) = 2(3-x)
-4 -x = 6 - 2x
-4 + x = 6
x = 10
chyba O.o