Ответ:
a)NP=x-4
b)PK=3.25x
c)MK=2+3.25x
d)x+x-4+3.25x+3.25x+2=49
8.5x-2=49
8.5x=51
x=6
3)MN=6
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Ответ:
a)NP=x-4
b)PK=3.25x
c)MK=2+3.25x
d)x+x-4+3.25x+3.25x+2=49
8.5x-2=49
8.5x=51
x=6
3)MN=6