Lettervormen distributiviteit

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Bereken

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

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Bereken

Verbetersleutel

1. \(+(-2x+2xy+3)=-2x+2xy+3\)
2. \(-2(8x-2)=-16x+4\)
3. \(-2(-3xy-4y-3)=6xy+8y+6\)
4. \(2(x-2y-4)=2x-4y-8\)
5. \(2(-3xy-y-4)=-6xy-2y-8\)
6. \(3(8p+1)=24p+3\)
7. \(+(-3xy-y+4)=-3xy-y+4\)
8. \(4(7b+2)=28b+8\)
9. \(3(x-2)=3x-6\)
10. \(-3(7x+1)=-21x-3\)
11. \(3(-2c-2)=-6c-6\)
12. \(3(-6y+1)=-18y+3\)