Lettervormen distributiviteit

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Bereken

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

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Bereken

Verbetersleutel

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