Lettervormen distributiviteit

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Bereken

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

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Bereken

Verbetersleutel

1. \(3(-2c+2)=-6c+6\)
2. \(-(-3xy-2y+2)=3xy+2y-2\)
3. \(3(6b-2)=18b-6\)
4. \(+(-2a-3b+2)=-2a-3b+2\)
5. \(2(3a-2b-4)=6a-4b-8\)
6. \(+(4c+1)=4c+1\)
7. \(-2(-3xy+3y-1)=6xy-6y+2\)
8. \(4(4c+2)=16c+8\)
9. \(-(-3p+2q-4)=3p-2q+4\)
10. \(-2(-4x+2)=8x-4\)
11. \(3(7a+1)=21a+3\)
12. \(-4(4a+1)=-16a-4\)