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2014-09-10T17:22:44+03:00
A) 5(x+y+z)= 5*17=85
b)13(x+y+z)- 1313= 13*17-1313=221-1313= -1092
c)882-3*7(x+y+z)=882- 3*7*17=882-357=525
8 4 8