Lettervormen distributiviteit

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Bereken

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

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Bereken

Verbetersleutel

1. \(-(-2a+3b+3)=2a-3b-3\)
2. \(-2(-5x-2)=10x+4\)
3. \(+(-3p+3q-2)=-3p+3q-2\)
4. \(3(-8a-1)=-24a-3\)
5. \(+(-3p+4q+1)=-3p+4q+1\)
6. \(2(2p-4q-2)=4p-8q-4\)
7. \(-2(-4p+1)=8p-2\)
8. \(-4(-6y-2)=24y+8\)
9. \(2(3p+4q-2)=6p+8q-4\)
10. \(-2(3p+2q-3)=-6p-4q+6\)
11. \(-2(-3x-4xy-3)=6x+8xy+6\)
12. \(2(-2a-2b+3)=-4a-4b+6\)