a) 2x+8= 6x
8 = 6x-2x
8 = 4x /4
2 = x
x=2 H
b) -3x+7=-5x-1
-3x+5x = -1-7
2x = -8 /2
x = -4 U
c) 4x-2=3(x-1)
4x-2=3x-3
4x-3x=-3+2
x=-1 B
d) 5(-x+2)=-(3x-4)
-5x+10=-3x+4
10-4=-3x+5x
6=2x /2
3=x
x=3 A
hasło: HUBA
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a) 2x+8= 6x
8 = 6x-2x
8 = 4x /4
2 = x
x=2 H
b) -3x+7=-5x-1
-3x+5x = -1-7
2x = -8 /2
x = -4 U
c) 4x-2=3(x-1)
4x-2=3x-3
4x-3x=-3+2
x=-1 B
d) 5(-x+2)=-(3x-4)
-5x+10=-3x+4
10-4=-3x+5x
6=2x /2
3=x
x=3 A
hasło: HUBA