cześć. zadanie z matematyki t-34=-35 b) 3-x=-2x
t-34=-35
1t=-35+34
t=-1
3-x=-2x
-x+2x=-3
x=-3
t=-35-(-34)
b)3-x=-2x /-3
3-x-3=-2x-3 /+2x
-x+2x=-2x-3+2x
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t-34=-35
1t=-35+34
t=-1
3-x=-2x
-x+2x=-3
x=-3
t-34=-35
t=-35-(-34)
t=-1
b)3-x=-2x /-3
3-x-3=-2x-3 /+2x
-x+2x=-2x-3+2x
x=-3