Lettervormen distributiviteit

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Bereken

1. \(+(p+2)\)
2. \(-3(3p+1)\)
3. \(2(-8x+2)\)
4. \(2(-3x-2xy-1)\)
5. \(-(-p-q+1)\)
6. \(-2(-3x+2xy+3)\)
7. \(-(-2p+4q-2)\)
8. \(4(-6p-1)\)
9. \(+(x-3y+3)\)
10. \(-2(3x-2xy+3)\)
11. \(-3(-4p-2)\)
12. \(2(-2x+2)\)

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Bereken

Verbetersleutel

1. \(+(p+2)=p+2\)
2. \(-3(3p+1)=-9p-3\)
3. \(2(-8x+2)=-16x+4\)
4. \(2(-3x-2xy-1)=-6x-4xy-2\)
5. \(-(-p-q+1)=p+q-1\)
6. \(-2(-3x+2xy+3)=6x-4xy-6\)
7. \(-(-2p+4q-2)=2p-4q+2\)
8. \(4(-6p-1)=-24p-4\)
9. \(+(x-3y+3)=x-3y+3\)
10. \(-2(3x-2xy+3)=-6x+4xy-6\)
11. \(-3(-4p-2)=12p+6\)
12. \(2(-2x+2)=-4x+4\)