Rozwiąż równania :
a) -5 + x = 10 | +5
x=15
b)x -34 = -35
x = 69 ?
c) 4x = 3x-5
x=
d)64 + 2x = 44 + x
x =
e) 3-x = -2x
x =
f) 4 + 3x =2 + 2x
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a)
-5+x+5=10+5
x = 5-5+10+5
x=15
b)
x-34=-35
x = -35+34
x = -1
c)
4x =3x-5
4x-3x = -5
x = -5
d)
64+2x=44+x
2x-x=-64+44
x=20
e)3-x = -2x
-x+2x =-3
x=-3
f)4 + 3x =2 + 2x
3x-2x=-4+2
x=-2