uprość wyrażenia :
2x+1+3x =
5-3x+7 =
2,5x-2,5+x =
2a-3a+7-6 =
3x-6+4x+2 =
3x-1-4z+6 =
2x+1+3x =5x+1
5-3x+7 =12-3x
2,5x-2,5+x =3x-2,5
2a-3a+7-6 =1-a
3x-6+4x+2 =7x-4
3x-1-4z+6 =5-z
5x+1
12-3x
3,5x-2,5
1-2a-3a
7x+8
7-3x-4z
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2x+1+3x =5x+1
5-3x+7 =12-3x
2,5x-2,5+x =3x-2,5
2a-3a+7-6 =1-a
3x-6+4x+2 =7x-4
3x-1-4z+6 =5-z
5x+1
12-3x
3,5x-2,5
1-2a-3a
7x+8
7-3x-4z