Lettervormen distributiviteit

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Bereken

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

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Bereken

Verbetersleutel

1. \(+(-3x+1)=-3x+1\)
2. \(+(2x+y+1)=2x+y+1\)
3. \(2(-x-y+2)=-2x-2y+4\)
4. \(-(-xy+2y+3)=xy-2y-3\)
5. \(-(3a+3b+1)=-3a-3b-1\)
6. \(4(-3b-1)=-12b-4\)
7. \(-2(-4q-2)=8q+4\)
8. \(-2(6p+1)=-12p-2\)
9. \(3(8c+1)=24c+3\)
10. \(-2(a+1)=-2a-2\)
11. \(-(-2x+4xy+4)=2x-4xy-4\)
12. \(4(-5a-2)=-20a-8\)