1) =4а+8
2) =3m-15
3) =9p-9q
4) =12a+12b
5) =10m-5
6) =42c+70d
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1) =4а+8
2) =3m-15
3) =9p-9q
4) =12a+12b
5) =10m-5
6) =42c+70d