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2014-10-13T21:19:57+03:00
A)5x+13y+16z=5x+5y+8y+16z=5*8+8*35=40+280=320
B) 3y-2x+10z=5y+10z-2y-2x=5*35+2*8=175+16=191
C) 7x+10y+6z=7x+7y+3y+6z=7*8+3*35=56+105=161
D)4×(2z+y)+3x+3y =4*35+3*8=140+24=164
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