Question

решите сестему уравнений

Answer 1

(15x+3-16+8y)/24=0
x=-25-7y

15(-25-7y)-13+8y=0
x = -25-7y

-375-105y-13+8y=0
x=-25-7y

-388-97y=0
x=-25-7y

y=-4
x=-25-7*(-4) = -25+28=3

x=3
y=-4