Rozwiąż równania x- 34= -35 4x= 3x - 5 64+2x= 44+x 3 - x = -2x 4+3x= 2+2x Rozwiąż równania inne zadanie 3x-1 = 5x y-=9-y jedna druga z +6 =z-1
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x- 34= -35
x=-35+34
x=-1
4x= 3x - 5
4x-3x=-5
x=5
64+2x= 44+x
2x-x=44-64
x=-20
3 - x = -2x
-x+3x=-3
2x=-3/:2
x=-3/2
x=-1 1/2
4+3x= 2+2x
3x-2x=2-4
x=-2
3x-1=5x
3x-5x=1
-2x=1/:(-2)
x=-1/2
y-=9-y---?
1/2z+6=z-1
1/2z-z=-1-6
-1/2z=-7/:(-1/2)
z=-7*(-2)
z=14