14 - 4 * ( y + 2 ) = 5 - 6y
14 - 4y - 8 = 5 - 6y
6 - 4y = 5 - 6y
6y - 4y = 5 - 6
2y = - 1
Y = - 0,5
√108= √36*3= 6√3
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3x=17+y
x=7+y
x=17+y/3
17+y/3=7+y
17+y=21+3y
2y=-4 y=-2
-y=17-3x y=3x-17
-y=7-x y=x-7
3x-17=x-7 2x=10 x=5
Ответ: y=-2 x=5