Lettervormen distributiviteit

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Bereken

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

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Bereken

Verbetersleutel

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