ROZWIAZ ROWNANIE I NIEROWNOSC -6X=3 -2X+8=10 -2X-4<8 -6+3X>9
6-3X>9
-6x=3|:-6x=-1/2
-2x+8=10
-2x=10-8
-2x=2|:-2
x=-1
-2x-4<8
-2x<8+4-2x<12|:-2
x>-6
-6+3x>9
3x>9+6
3x>15|:3
x>5
6-3x>9
-3x>9-6
-3x>3|:-3x<-1
mam nadzieje z pomogłam :D
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-x=1/2
x=-1/2
2x+8=10. /-8
2x=2
x=1
-2x-4<8. /+4
-2x<12 / /(-2)
x>-6
-6+3x>9. /+6
3x>15. / /3
x>5
-6x=3|:-6
x=-1/2
-2x+8=10
-2x=10-8
-2x=2|:-2
x=-1
-2x-4<8
-2x<8+4
-2x<12|:-2
x>-6
-6+3x>9
3x>9+6
3x>15|:3
x>5
6-3x>9
-3x>9-6
-3x>3|:-3
x<-1
mam nadzieje z pomogłam :D