10x = 12
x = 1,2
y = 10 · 1,2 - 7 = 12 - 7 = 5
y = 5
(1,2 ; 5)
г)у=0,1х и у=14 0,1х=14
х=140
y = 0,1 · 140 = 14
y = 14
(140 ; 14)
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10x = 12
x = 1,2
y = 10 · 1,2 - 7 = 12 - 7 = 5
y = 5
(1,2 ; 5)
г)у=0,1х и у=14 0,1х=14
х=140
y = 0,1 · 140 = 14
y = 14
(140 ; 14)