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x=⅓
b -3x=7
x=-3/7
e 1/3x=3
x=9
2 b) 2x-2=7-x
3x=9
x=3
c) 10=4-2x
2x=-6
x=-3
a)6x=3 /:6
x=1/2
b)-3x=7 /:(-3)
x= - 2 i 1/3
e)1/3x=3 /*3
x=9
2)
b) 2x-2=7-x
3x=9 /:3
x=3
c)10=4-2x
-2x=6 /:(-2)
x= -3
ja mam dobrze a ten do gory zle ;p to 1a
licze na naj ☺
6x=3/÷6
x=1/2
b)
-3x=7/÷(-3)
x=- 2 i 1/3
c)
1/3x=3 /÷1/3
x=9
a)
2x-2=7-x
3x=9/÷3
x=3
b)
10=4-2x
2x=-6/÷2
x=-3