Lettervormen distributiviteit

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Bereken

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

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Bereken

Verbetersleutel

1. \(+(3a-2b+1)=3a-2b+1\)
2. \(-3(-2y+2)=6y-6\)
3. \(2(x-xy-2)=2x-2xy-4\)
4. \(-2(-5p+1)=10p-2\)
5. \(-2(8x+1)=-16x-2\)
6. \(-3(5q-2)=-15q+6\)
7. \(-2(3xy-3y-2)=-6xy+6y+4\)
8. \(-3(x-2)=-3x+6\)
9. \(-(3y-2)=-3y+2\)
10. \(4(-4p-1)=-16p-4\)
11. \(-(3xy-4y-3)=-3xy+4y+3\)
12. \(-(-p+2q+1)=p-2q-1\)