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2x-6=3x-3
2x-3x=-3+6
-x=3 /*(-1)
x= -3
2x-6=3x+3
2x-3x=6+3
-1x=9I:(-1)
x=-9
b)
1/3 (y -1 ) = 5y
1/3y-1/3=5y
1/3Y-5y=1/3
1/15Y=1/3I:1/15
Y=5
c) 6z=8/2 = 4
6z+8/2=4
6z+4=4
6z=4-4
6Z=0I:6
z=0
Proszę i nie ma za co :)
2x-6=3x-3
2x-3x=6-3
-x=3
x=-3
b)1/3 (y -1 ) = 5y
⅓y-⅓=5y
-⅓=4⅔y
y=-1/14
c) 6z=8/2
6z=4
z=⅔