Lettervormen distributiviteit

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Bereken

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

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Bereken

Verbetersleutel

1. \(-4(8q-2)=-32q+8\)
2. \(+(-3x-4y+3)=-3x-4y+3\)
3. \(2(2a-2b+2)=4a-4b+4\)
4. \(2(-3p-4q-3)=-6p-8q-6\)
5. \(2(3x+3y-2)=6x+6y-4\)
6. \(-(3x+3xy-2)=-3x-3xy+2\)
7. \(-2(-x+xy+1)=2x-2xy-2\)
8. \(4(-q-2)=-4q-8\)
9. \(4(-2b-1)=-8b-4\)
10. \(4(-3c+1)=-12c+4\)
11. \(4(-7a+2)=-28a+8\)
12. \(+(-3xy+y-2)=-3xy+y-2\)