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3x-8=-2x+10
3x+2x=10+8
5x=18|:5
x=3 i 3/5
b) 2/3x-4i2/3=2x-6
2/3x-2x=-6+4i2/3
-1i1/3x=-1i1/3|:(-1i1/3)
x=1
Mam nadzieję, że pomogłam :)