Lettervormen distributiviteit

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Bereken

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

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Bereken

Verbetersleutel

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