( 1 7/11 ; -2 10/11 )
Объяснение:
y = 8x-16
y=-3x+2
8x-16= -3x+2
8x-16+3x-2=0
11x=18
x=18/11
y = 8*18/11 - 16 = 144/11 - 16 = (144-176)/11 = -32/11
x = 18/11 = 1 7/11
y = -32/11 = -2 10/11
( 1 7/11 ; -2 10/11 )
Объяснение:
y = 8x-16
y=-3x+2
8x-16= -3x+2
8x-16+3x-2=0
11x=18
x=18/11
y = 8x-16
y = 8*18/11 - 16 = 144/11 - 16 = (144-176)/11 = -32/11
x = 18/11 = 1 7/11
y = -32/11 = -2 10/11