Rownania i nierówności:
-2(7-3x)<4x*(-2)
5(x+3)-2x-11
3y-15=10-y
4y+6<4y
- 14+6x < - 8x
6x+8x<14
14x<14 /:14
x<1
3y+y=10+15
4y=25/:4
y= 6 i jedna czwarta
4y- 4y<- 6
0<-6
-4+6x<4x*(-2)
6x-4x<(-2)+4
2x<2/:2
x<2
5x+15-2x-11
3x+4
3y+15=10-y
y=6,25
4y-4y<-6
y<-6
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- 14+6x < - 8x
6x+8x<14
14x<14 /:14
x<1
3y+y=10+15
4y=25/:4
y= 6 i jedna czwarta
4y- 4y<- 6
0<-6
-2(7-3x)<4x*(-2)
-4+6x<4x*(-2)
6x-4x<(-2)+4
2x<2/:2
x<2
5(x+3)-2x-11
5x+15-2x-11
3x+4
3y+15=10-y
3y+y=10+15
4y=25/:4
y=6,25
4y+6<4y
4y-4y<-6
y<-6