Wykonaj redukcję wyrazów podobnych
1.x+y+x+y+x+y-x-y=
2.3x-2y-+5x-6y-x=
3.8z -1/4z-1/8z+3/4z+z=
4.x2(do 2 potęgi)-y+x-y-x2(do 2 potęgi)+x=
5.0,3a + 0,4b -5a-6b=
6.2ab-2b+4ab-5a-6b=
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1. 2x+2y
2. 7x-8y
3. 7i7/8z
4. 2x-2y
5. -4,7a-5,6b
6. 6ab-5a-8b