Lettervormen distributiviteit

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Bereken

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

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Bereken

Verbetersleutel

1. \(4(-6y-2)=-24y-8\)
2. \(3(-8q-2)=-24q-6\)
3. \(-3(-5y+2)=15y-6\)
4. \(4(7c+1)=28c+4\)
5. \(+(-3a-4b+3)=-3a-4b+3\)
6. \(2(-b-2)=-2b-4\)
7. \(2(6a-1)=12a-2\)
8. \(4(x-2)=4x-8\)
9. \(+(2xy+y-1)=2xy+y-1\)
10. \(-2(2x+3xy-4)=-4x-6xy+8\)
11. \(4(3c+1)=12c+4\)
12. \(-(3x-2y+2)=-3x+2y-2\)