5m-4n-3m+2n=

1/12p-1/3p-1/4p=

-2x+3y-3x+5y=

0,12a-0,48a-0,37a=

12,9b+13,7c-4,5b=

расписать решение

1) 5m-4n-3m+2n = 5m-3m-4n+2n = 2m-2n = 2 (m-n)

2) 1/12p-1/3p-1/4p = 1/12p-4/12p-3/12p = 1/12p-7/12p = - 6/12p = - 1/2p

3) - 2x+3y-3x+5y = - 2x-3x+3y+5y = - 5x+8y

4) 0,12a-0,48a-0,37a = 0,12-0,85a = - 0,73

5) 12,9b+13,7c-4,5b = 12,9b-4,5b+13,7c = 8,4b+13,7c