Lettervormen distributiviteit

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Bereken

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

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Bereken

Verbetersleutel

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