Question

решите систему уравнений

Answer 1

y/2=-1-x/3
y/2=-((x+1)/4)

-1-(x/3)=-((x+1)/4)
1+x/3=(x+1)/4
(3+x)/3=(x+1)/4
4(x+3)=3(x+1)
4x+12=3x+3
x=-9

y/2=-1+9/3
y/2=2
y=4

Ответ: x=-9
y=4